157163663 has 2 divisors, whose sum is σ = 157163664. Its totient is φ = 157163662.

The previous prime is 157163653. The next prime is 157163689. The reversal of 157163663 is 366361751.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157163663 - 2⁴ = 157163647 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157163653) 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, 78581831 + 78581832.

It is an arithmetic number, because the mean of its divisors is an integer number (78581832).

Almost surely, 2^157163663 is an apocalyptic number.

157163663 is a deficient number, since it is larger than the sum of its proper divisors (1).

157163663 is an equidigital number, since it uses as much as digits as its factorization.

157163663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 157163663 is about 12536.4932497090. The cubic root of 157163663 is about 539.6564607332.

The spelling of 157163663 in words is "one hundred fifty-seven million, one hundred sixty-three thousand, six hundred sixty-three".