57520763 has 2 divisors, whose sum is σ = 57520764. Its totient is φ = 57520762.

The previous prime is 57520759. The next prime is 57520777. The reversal of 57520763 is 36702575.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57520763 - 2² = 57520759 is a prime.

It is a super-2 number, since 2×57520763² = 6617276352204338, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57520783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28760381 + 28760382.

It is an arithmetic number, because the mean of its divisors is an integer number (28760382).

Almost surely, 2^57520763 is an apocalyptic number.

57520763 is a deficient number, since it is larger than the sum of its proper divisors (1).

57520763 is an equidigital number, since it uses as much as digits as its factorization.

57520763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 57520763 is about 7584.2443921593. The cubic root of 57520763 is about 386.0185834968.

The spelling of 57520763 in words is "fifty-seven million, five hundred twenty thousand, seven hundred sixty-three".