56912983 has 2 divisors, whose sum is σ = 56912984. Its totient is φ = 56912982.

The previous prime is 56912969. The next prime is 56913007. The reversal of 56912983 is 38921965.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56912983 - 2²⁵ = 23358551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56912953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28456491 + 28456492.

It is an arithmetic number, because the mean of its divisors is an integer number (28456492).

Almost surely, 2^56912983 is an apocalyptic number.

56912983 is a deficient number, since it is larger than the sum of its proper divisors (1).

56912983 is an equidigital number, since it uses as much as digits as its factorization.

56912983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 43.

The square root of 56912983 is about 7544.0693925759. The cubic root of 56912983 is about 384.6541741914.

The spelling of 56912983 in words is "fifty-six million, nine hundred twelve thousand, nine hundred eighty-three".