1287

1287 = 3 x 3 x 11 x 13.

1287 is the binomial coefficient C(13,5) (A000389).

1287 is a divisor of 100³ - 1.

1287 is the smallest value that when multiplied by 7 has only the digits 0 and 9: 1287 x 7 = 9009 (A096688).

A famously long sentence in Absalom, Absalom! by William Faulkner contains 1,287 words.

Source: On-Line Encyclopedia of Integer Sequences