56575361 has 2 divisors, whose sum is σ = 56575362. Its totient is φ = 56575360.

The previous prime is 56575339. The next prime is 56575381. The reversal of 56575361 is 16357565.

56575361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56535361 + 40000 = 7519^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 56575361 - 2¹⁰ = 56574337 is a prime.

It is not a weakly prime, because it can be changed into another prime (56575381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28287680 + 28287681.

It is an arithmetic number, because the mean of its divisors is an integer number (28287681).

Almost surely, 2^56575361 is an apocalyptic number.

It is an amenable number.

56575361 is a deficient number, since it is larger than the sum of its proper divisors (1).

56575361 is an equidigital number, since it uses as much as digits as its factorization.

56575361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94500, while the sum is 38.

The square root of 56575361 is about 7521.6594578590. The cubic root of 56575361 is about 383.8920436722.

The spelling of 56575361 in words is "fifty-six million, five hundred seventy-five thousand, three hundred sixty-one".