56544937 has 2 divisors, whose sum is σ = 56544938. Its totient is φ = 56544936.

The previous prime is 56544913. The next prime is 56544953. The reversal of 56544937 is 73944565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55190041 + 1354896 = 7429^2 + 1164^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56544937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56544893 and 56544902.

It is not a weakly prime, because it can be changed into another prime (56544967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28272468 + 28272469.

It is an arithmetic number, because the mean of its divisors is an integer number (28272469).

Almost surely, 2^56544937 is an apocalyptic number.

It is an amenable number.

56544937 is a deficient number, since it is larger than the sum of its proper divisors (1).

56544937 is an equidigital number, since it uses as much as digits as its factorization.

56544937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 43.

The square root of 56544937 is about 7519.6367598442. The cubic root of 56544937 is about 383.8232173283.

The spelling of 56544937 in words is "fifty-six million, five hundred forty-four thousand, nine hundred thirty-seven".