56312077 has 2 divisors, whose sum is σ = 56312078. Its totient is φ = 56312076.

The previous prime is 56312051. The next prime is 56312131. The reversal of 56312077 is 77021365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35390601 + 20921476 = 5949^2 + 4574^2 .

It is a cyclic number.

It is not a de Polignac number, because 56312077 - 2⁷ = 56311949 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56312777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28156038 + 28156039.

It is an arithmetic number, because the mean of its divisors is an integer number (28156039).

Almost surely, 2^56312077 is an apocalyptic number.

It is an amenable number.

56312077 is a deficient number, since it is larger than the sum of its proper divisors (1).

56312077 is an equidigital number, since it uses as much as digits as its factorization.

56312077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 56312077 is about 7504.1373255025. The cubic root of 56312077 is about 383.2956130916.

The spelling of 56312077 in words is "fifty-six million, three hundred twelve thousand, seventy-seven".