316309401 has 8 divisors (see below), whose sum is σ = 468606560. Its totient is φ = 210872916.

The previous prime is 316309393. The next prime is 316309403. The reversal of 316309401 is 104903613.

316309401 is a `hidden beast` number, since 316 + 309 + 40 + 1 = 666.

It is not a de Polignac number, because 316309401 - 2³ = 316309393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 11715163 = 316309401 / (3 + 1 + 6 + 3 + 0 + 9 + 4 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316309403) 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, 5857555 + ... + 5857608.

It is an arithmetic number, because the mean of its divisors is an integer number (58575820).

Almost surely, 2^316309401 is an apocalyptic number.

It is an amenable number.

316309401 is a deficient number, since it is larger than the sum of its proper divisors (152297159).

316309401 is a wasteful number, since it uses less digits than its factorization.

316309401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11715172 (or 11715166 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 316309401 is about 17785.0892885023. The cubic root of 316309401 is about 681.3506897604.

The spelling of 316309401 in words is "three hundred sixteen million, three hundred nine thousand, four hundred one".