11712056 has 32 divisors (see below), whose sum is σ = 23922000. Its totient is φ = 5354496.

The previous prime is 11712053. The next prime is 11712059. The reversal of 11712056 is 65021711.

11712056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11712053) and next prime (11712059).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11712053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3080 + ... + 5736.

Almost surely, 2^11712056 is an apocalyptic number.

It is an amenable number.

11712056 is an abundant number, since it is smaller than the sum of its proper divisors (12209944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11712056 is a wasteful number, since it uses less digits than its factorization.

11712056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2711 (or 2707 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 11712056 is about 3422.2881234636. The cubic root of 11712056 is about 227.0968167811.

Adding to 11712056 its reverse (65021711), we get a palindrome (76733767).

The spelling of 11712056 in words is "eleven million, seven hundred twelve thousand, fifty-six".