316508123 has 2 divisors, whose sum is σ = 316508124. Its totient is φ = 316508122.

The previous prime is 316508113. The next prime is 316508149. The reversal of 316508123 is 321805613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316508123 - 2¹⁰ = 316507099 is a prime.

It is not a weakly prime, because it can be changed into another prime (316508113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158254061 + 158254062.

It is an arithmetic number, because the mean of its divisors is an integer number (158254062).

Almost surely, 2^316508123 is an apocalyptic number.

316508123 is a deficient number, since it is larger than the sum of its proper divisors (1).

316508123 is an equidigital number, since it uses as much as digits as its factorization.

316508123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 316508123 is about 17790.6751698748. The cubic root of 316508123 is about 681.4933465244.

The spelling of 316508123 in words is "three hundred sixteen million, five hundred eight thousand, one hundred twenty-three".