317320516 has 6 divisors (see below), whose sum is σ = 555310910. Its totient is φ = 158660256.

The previous prime is 317320499. The next prime is 317320517. The reversal of 317320516 is 615023713.

317320516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 278756416 + 38564100 = 16696^2 + 6210^2 .

It is not an unprimeable number, because it can be changed into a prime (317320517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39665061 + ... + 39665068.

Almost surely, 2^317320516 is an apocalyptic number.

It is an amenable number.

317320516 is a deficient number, since it is larger than the sum of its proper divisors (237990394).

317320516 is a wasteful number, since it uses less digits than its factorization.

317320516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79330133 (or 79330131 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 317320516 is about 17813.4925267338. The cubic root of 317320516 is about 682.0759196880.

The spelling of 317320516 in words is "three hundred seventeen million, three hundred twenty thousand, five hundred sixteen".