56920697 has 2 divisors, whose sum is σ = 56920698. Its totient is φ = 56920696.

The previous prime is 56920687. The next prime is 56920711. The reversal of 56920697 is 79602965.

56920697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53640976 + 3279721 = 7324^2 + 1811^2 .

It is a cyclic number.

It is not a de Polignac number, because 56920697 - 2⁸ = 56920441 is a prime.

It is not a weakly prime, because it can be changed into another prime (56920687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28460348 + 28460349.

It is an arithmetic number, because the mean of its divisors is an integer number (28460349).

Almost surely, 2^56920697 is an apocalyptic number.

It is an amenable number.

56920697 is a deficient number, since it is larger than the sum of its proper divisors (1).

56920697 is an equidigital number, since it uses as much as digits as its factorization.

56920697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 56920697 is about 7544.5806377823. The cubic root of 56920697 is about 384.6715521141.

The spelling of 56920697 in words is "fifty-six million, nine hundred twenty thousand, six hundred ninety-seven".