56396413 has 2 divisors, whose sum is σ = 56396414. Its totient is φ = 56396412.

The previous prime is 56396411. The next prime is 56396423. The reversal of 56396413 is 31469365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41512249 + 14884164 = 6443^2 + 3858^2 .

It is a cyclic number.

It is not a de Polignac number, because 56396413 - 2¹ = 56396411 is a prime.

Together with 56396411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56396411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28198206 + 28198207.

It is an arithmetic number, because the mean of its divisors is an integer number (28198207).

Almost surely, 2^56396413 is an apocalyptic number.

It is an amenable number.

56396413 is a deficient number, since it is larger than the sum of its proper divisors (1).

56396413 is an equidigital number, since it uses as much as digits as its factorization.

56396413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 37.

The square root of 56396413 is about 7509.7545232850. The cubic root of 56396413 is about 383.4868656993.

The spelling of 56396413 in words is "fifty-six million, three hundred ninety-six thousand, four hundred thirteen".