316356161 has 8 divisors (see below), whose sum is σ = 345419424. Its totient is φ = 287343520.

The previous prime is 316356149. The next prime is 316356167. The reversal of 316356161 is 161653613.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 316356161 - 2¹⁸ = 316094017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (316356167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1070 + ... + 25176.

It is an arithmetic number, because the mean of its divisors is an integer number (43177428).

Almost surely, 2^316356161 is an apocalyptic number.

It is an amenable number.

316356161 is a deficient number, since it is larger than the sum of its proper divisors (29063263).

316356161 is a wasteful number, since it uses less digits than its factorization.

316356161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25311.

The product of its digits is 9720, while the sum is 32.

The square root of 316356161 is about 17786.4038242698. The cubic root of 316356161 is about 681.3842627835.

The spelling of 316356161 in words is "three hundred sixteen million, three hundred fifty-six thousand, one hundred sixty-one".