56507713 has 2 divisors, whose sum is σ = 56507714. Its totient is φ = 56507712.

The previous prime is 56507707. The next prime is 56507743. The reversal of 56507713 is 31770565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46471489 + 10036224 = 6817^2 + 3168^2 .

It is a cyclic number.

It is not a de Polignac number, because 56507713 - 2⁵ = 56507681 is a prime.

It is not a weakly prime, because it can be changed into another prime (56507743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28253856 + 28253857.

It is an arithmetic number, because the mean of its divisors is an integer number (28253857).

Almost surely, 2^56507713 is an apocalyptic number.

It is an amenable number.

56507713 is a deficient number, since it is larger than the sum of its proper divisors (1).

56507713 is an equidigital number, since it uses as much as digits as its factorization.

56507713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22050, while the sum is 34.

The square root of 56507713 is about 7517.1612328059. The cubic root of 56507713 is about 383.7389741728.

The spelling of 56507713 in words is "fifty-six million, five hundred seven thousand, seven hundred thirteen".