57107563 has 2 divisors, whose sum is σ = 57107564. Its totient is φ = 57107562.

The previous prime is 57107543. The next prime is 57107581. The reversal of 57107563 is 36570175.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57107563 is a prime.

It is a super-2 number, since 2×57107563² = 6522547503597938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57107503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28553781 + 28553782.

It is an arithmetic number, because the mean of its divisors is an integer number (28553782).

Almost surely, 2^57107563 is an apocalyptic number.

57107563 is a deficient number, since it is larger than the sum of its proper divisors (1).

57107563 is an equidigital number, since it uses as much as digits as its factorization.

57107563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22050, while the sum is 34.

The square root of 57107563 is about 7556.9546114821. The cubic root of 57107563 is about 385.0920407368.

The spelling of 57107563 in words is "fifty-seven million, one hundred seven thousand, five hundred sixty-three".