316690163 has 2 divisors, whose sum is σ = 316690164. Its totient is φ = 316690162.

The previous prime is 316690123. The next prime is 316690207. The reversal of 316690163 is 361096613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316690163 - 2²⁰ = 315641587 is a prime.

It is not a weakly prime, because it can be changed into another prime (316690103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158345081 + 158345082.

It is an arithmetic number, because the mean of its divisors is an integer number (158345082).

Almost surely, 2^316690163 is an apocalyptic number.

316690163 is a deficient number, since it is larger than the sum of its proper divisors (1).

316690163 is an equidigital number, since it uses as much as digits as its factorization.

316690163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 316690163 is about 17795.7905977790. The cubic root of 316690163 is about 681.6239753700.

The spelling of 316690163 in words is "three hundred sixteen million, six hundred ninety thousand, one hundred sixty-three".