57158663 has 2 divisors, whose sum is σ = 57158664. Its totient is φ = 57158662.

The previous prime is 57158659. The next prime is 57158683. The reversal of 57158663 is 36685175.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57158663 - 2² = 57158659 is a prime.

It is a super-2 number, since 2×57158663² = 6534225511895138, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57158663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57158603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28579331 + 28579332.

It is an arithmetic number, because the mean of its divisors is an integer number (28579332).

Almost surely, 2^57158663 is an apocalyptic number.

57158663 is a deficient number, since it is larger than the sum of its proper divisors (1).

57158663 is an equidigital number, since it uses as much as digits as its factorization.

57158663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 41.

The square root of 57158663 is about 7560.3348470818. The cubic root of 57158663 is about 385.2068669571.

The spelling of 57158663 in words is "fifty-seven million, one hundred fifty-eight thousand, six hundred sixty-three".