56634163 has 2 divisors, whose sum is σ = 56634164. Its totient is φ = 56634162.

The previous prime is 56634103. The next prime is 56634181. The reversal of 56634163 is 36143665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56634163 - 2⁹ = 56633651 is a prime.

It is not a weakly prime, because it can be changed into another prime (56634103) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28317081 + 28317082.

It is an arithmetic number, because the mean of its divisors is an integer number (28317082).

Almost surely, 2^56634163 is an apocalyptic number.

56634163 is a deficient number, since it is larger than the sum of its proper divisors (1).

56634163 is an equidigital number, since it uses as much as digits as its factorization.

56634163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 56634163 is about 7525.5672875870. The cubic root of 56634163 is about 384.0249979205.

The spelling of 56634163 in words is "fifty-six million, six hundred thirty-four thousand, one hundred sixty-three".