913

913 = 11 x 83.

The integer digits of 913² = 833569 are exactly the same (albeit in a different order) as the integer digits of 914² = 835396 (A072841).

The digit sum of 913 equals the digit sum of its prime factors (A036920).

913 is a generalized polygonal number (A080859).

913 is the sum of the integers from 1 to 43, excluding perfect fifth powers (A132336).

Source: On-Line Encyclopedia of Integer Sequences