A Thousand or One Thousand.
One thousand.
You can write one yourself.
If you mean in words, one thousand.
well it depends on how big you write. because i could fit at least 1000.
21124
0.341 three hundred and forty-one thousandths
You should better write it this way: US $ 1000.
You write 1-1000 as "One to One Thousand."
1000
$1000
1000
x^1000