316997012 has 12 divisors (see below), whose sum is σ = 555654036. Its totient is φ = 158238720.

The previous prime is 316996997. The next prime is 316997047. The reversal of 316997012 is 210799613.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 149915536 + 167081476 = 12244^2 + 12926^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62189 + ... + 67092.

It is an arithmetic number, because the mean of its divisors is an integer number (46304503).

Almost surely, 2^316997012 is an apocalyptic number.

It is an amenable number.

316997012 is a deficient number, since it is larger than the sum of its proper divisors (238657024).

316997012 is a wasteful number, since it uses less digits than its factorization.

316997012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129898 (or 129896 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 316997012 is about 17804.4099031672. The cubic root of 316997012 is about 681.8440517979.

The spelling of 316997012 in words is "three hundred sixteen million, nine hundred ninety-seven thousand, twelve".