How do you write 1,521 in words?

One thousand five hundred twenty-one. In British English, "one thousand five hundred and twenty-one".

What is the ordinal of 1,521?

One thousand five hundred twenty-first, written 1521st.

1,521 in words

One thousand five hundred twenty-one

Number (1–3,999 for numerals)

Roman numeral

1,521 is written "one thousand five hundred twenty-one". British English inserts "and" before the final part, giving "one thousand five hundred and twenty-one"; American English leaves it out.

Where each word comes from

1,000 + 500 + 20 + 1 = 1,521
Digit	Place	Worth	Spoken as
1	thousands	1,000	one thousand
5	hundreds	500	five hundred
2	tens	20	twenty
1	ones	1	one

The same number, other ways

In words (US): One thousand five hundred twenty-one
In words (UK): One thousand five hundred and twenty-one
Ordinal: 1521st — one thousand five hundred twenty-first
Roman numeral: MDXXI
Digits: 1,521

Writing it on a cheque

On a cheque the amount line reads "One thousand five hundred and twenty-one and 00/100" — or "One thousand five hundred and twenty-one only" in Indian and much of Commonwealth practice. The fraction or the word "only" exists to stop anyone appending digits after what you wrote. Draw a line through any space left over for the same reason.

Common questions

How do you write 1,521 in words?: One thousand five hundred twenty-one. In British English, "one thousand five hundred and twenty-one".
What is the ordinal of 1,521?: One thousand five hundred twenty-first, written 1521st.

1,521 in Roman numerals MDXXI
1,518 in words one thousand five hundred eighteen
1,519 in words one thousand five hundred nineteen
1,520 in words one thousand five hundred twenty
1,522 in words one thousand five hundred twenty-two
0 in words zero
8 in words eight
11 in words eleven
12 in words twelve
13 in words thirteen
15 in words fifteen
19 in words nineteen
20 in words twenty

Sources

Calculated on this page — At One Place

How these figures are compiled and checked