11522961 has 24 divisors (see below), whose sum is σ = 17151680. Its totient is φ = 7452000.

The previous prime is 11522941. The next prime is 11522969. The reversal of 11522961 is 16922511.

It is not a de Polignac number, because 11522961 - 2⁶ = 11522897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11522969) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76236 + ... + 76386.

Almost surely, 2^11522961 is an apocalyptic number.

It is an amenable number.

11522961 is a deficient number, since it is larger than the sum of its proper divisors (5628719).

11522961 is a wasteful number, since it uses less digits than its factorization.

11522961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 354 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 11522961 is about 3394.5487181656. The cubic root of 11522961 is about 225.8679953272.

The spelling of 11522961 in words is "eleven million, five hundred twenty-two thousand, nine hundred sixty-one".