56353937 has 2 divisors, whose sum is σ = 56353938. Its totient is φ = 56353936.

The previous prime is 56353903. The next prime is 56353961. The reversal of 56353937 is 73935365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51897616 + 4456321 = 7204^2 + 2111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56353937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56353894 and 56353903.

It is not a weakly prime, because it can be changed into another prime (56353237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28176968 + 28176969.

It is an arithmetic number, because the mean of its divisors is an integer number (28176969).

Almost surely, 2^56353937 is an apocalyptic number.

It is an amenable number.

56353937 is a deficient number, since it is larger than the sum of its proper divisors (1).

56353937 is an equidigital number, since it uses as much as digits as its factorization.

56353937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255150, while the sum is 41.

The square root of 56353937 is about 7506.9259354279. The cubic root of 56353937 is about 383.3905647799.

The spelling of 56353937 in words is "fifty-six million, three hundred fifty-three thousand, nine hundred thirty-seven".