56597701 has 2 divisors, whose sum is σ = 56597702. Its totient is φ = 56597700.

The previous prime is 56597689. The next prime is 56597711. The reversal of 56597701 is 10779565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30536676 + 26061025 = 5526^2 + 5105^2 .

It is a cyclic number.

It is not a de Polignac number, because 56597701 - 2²⁵ = 23043269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56597711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28298850 + 28298851.

It is an arithmetic number, because the mean of its divisors is an integer number (28298851).

Almost surely, 2^56597701 is an apocalyptic number.

It is an amenable number.

56597701 is a deficient number, since it is larger than the sum of its proper divisors (1).

56597701 is an equidigital number, since it uses as much as digits as its factorization.

56597701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 66150, while the sum is 40.

The square root of 56597701 is about 7523.1443559193. The cubic root of 56597701 is about 383.9425663705.

The spelling of 56597701 in words is "fifty-six million, five hundred ninety-seven thousand, seven hundred one".