11657056 has 24 divisors (see below), whose sum is σ = 23126040. Its totient is φ = 5783808.

The previous prime is 11657047. The next prime is 11657083. The reversal of 11657056 is 65075611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3055 + ... + 5713.

It is an arithmetic number, because the mean of its divisors is an integer number (963585).

Almost surely, 2^11657056 is an apocalyptic number.

11657056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11657056 is a deficient number, since it is larger than the sum of its proper divisors (11468984).

11657056 is a wasteful number, since it uses less digits than its factorization.

11657056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806 (or 2798 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 11657056 is about 3414.2431079230. The cubic root of 11657056 is about 226.7407754599.

The spelling of 11657056 in words is "eleven million, six hundred fifty-seven thousand, fifty-six".