56319023 has 2 divisors, whose sum is σ = 56319024. Its totient is φ = 56319022.

The previous prime is 56319013. The next prime is 56319089. The reversal of 56319023 is 32091365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56319023 - 2⁴ = 56319007 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 (56319013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28159511 + 28159512.

It is an arithmetic number, because the mean of its divisors is an integer number (28159512).

Almost surely, 2^56319023 is an apocalyptic number.

56319023 is a deficient number, since it is larger than the sum of its proper divisors (1).

56319023 is an equidigital number, since it uses as much as digits as its factorization.

56319023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 56319023 is about 7504.6001225915. The cubic root of 56319023 is about 383.3113720668.

The spelling of 56319023 in words is "fifty-six million, three hundred nineteen thousand, twenty-three".