56576111 has 2 divisors, whose sum is σ = 56576112. Its totient is φ = 56576110.

The previous prime is 56576083. The next prime is 56576173. The reversal of 56576111 is 11167565.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56576111 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56575111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28288055 + 28288056.

It is an arithmetic number, because the mean of its divisors is an integer number (28288056).

Almost surely, 2^56576111 is an apocalyptic number.

56576111 is a deficient number, since it is larger than the sum of its proper divisors (1).

56576111 is an equidigital number, since it uses as much as digits as its factorization.

56576111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6300, while the sum is 32.

The square root of 56576111 is about 7521.7093137132. The cubic root of 56576111 is about 383.8937400394.

The spelling of 56576111 in words is "fifty-six million, five hundred seventy-six thousand, one hundred eleven".