56313493 has 2 divisors, whose sum is σ = 56313494. Its totient is φ = 56313492.

The previous prime is 56313457. The next prime is 56313497. The reversal of 56313493 is 39431365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56280004 + 33489 = 7502^2 + 183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56313493 is a prime.

It is a super-2 number, since 2×56313493² = 6342418987722098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56313497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28156746 + 28156747.

It is an arithmetic number, because the mean of its divisors is an integer number (28156747).

Almost surely, 2^56313493 is an apocalyptic number.

It is an amenable number.

56313493 is a deficient number, since it is larger than the sum of its proper divisors (1).

56313493 is an equidigital number, since it uses as much as digits as its factorization.

56313493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 34.

The square root of 56313493 is about 7504.2316728630. The cubic root of 56313493 is about 383.2988257952.

The spelling of 56313493 in words is "fifty-six million, three hundred thirteen thousand, four hundred ninety-three".