56313769 has 2 divisors, whose sum is σ = 56313770. Its totient is φ = 56313768.

The previous prime is 56313767. The next prime is 56313781. The reversal of 56313769 is 96731365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49491225 + 6822544 = 7035^2 + 2612^2 .

It is a cyclic number.

It is not a de Polignac number, because 56313769 - 2¹ = 56313767 is a prime.

It is a super-2 number, since 2×56313769² = 6342481157970722, which contains 22 as substring.

Together with 56313767, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (56313767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28156884 + 28156885.

It is an arithmetic number, because the mean of its divisors is an integer number (28156885).

Almost surely, 2^56313769 is an apocalyptic number.

It is an amenable number.

56313769 is a deficient number, since it is larger than the sum of its proper divisors (1).

56313769 is an equidigital number, since it uses as much as digits as its factorization.

56313769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 40.

The square root of 56313769 is about 7504.2500624646. The cubic root of 56313769 is about 383.2994519939.

The spelling of 56313769 in words is "fifty-six million, three hundred thirteen thousand, seven hundred sixty-nine".