57064523 has 2 divisors, whose sum is σ = 57064524. Its totient is φ = 57064522.

The previous prime is 57064519. The next prime is 57064549. The reversal of 57064523 is 32546075.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57064523 - 2² = 57064519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57064523.

It is not a weakly prime, because it can be changed into another prime (57064123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28532261 + 28532262.

It is an arithmetic number, because the mean of its divisors is an integer number (28532262).

Almost surely, 2^57064523 is an apocalyptic number.

57064523 is a deficient number, since it is larger than the sum of its proper divisors (1).

57064523 is an equidigital number, since it uses as much as digits as its factorization.

57064523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 57064523 is about 7554.1063667386. The cubic root of 57064523 is about 384.9952728941.

The spelling of 57064523 in words is "fifty-seven million, sixty-four thousand, five hundred twenty-three".