57986563 has 2 divisors, whose sum is σ = 57986564. Its totient is φ = 57986562.

The previous prime is 57986561. The next prime is 57986581. The reversal of 57986563 is 36568975.

57986563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57986563 - 2¹ = 57986561 is a prime.

Together with 57986561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (57986561) 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, 28993281 + 28993282.

It is an arithmetic number, because the mean of its divisors is an integer number (28993282).

Almost surely, 2^57986563 is an apocalyptic number.

57986563 is a deficient number, since it is larger than the sum of its proper divisors (1).

57986563 is an equidigital number, since it uses as much as digits as its factorization.

57986563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 49.

The square root of 57986563 is about 7614.8908724945. The cubic root of 57986563 is about 387.0577692429.

The spelling of 57986563 in words is "fifty-seven million, nine hundred eighty-six thousand, five hundred sixty-three".