317105347 has 18 divisors (see below), whose sum is σ = 359054052. Its totient is φ = 279907056.

The previous prime is 317105339. The next prime is 317105363. The reversal of 317105347 is 743501713.

It is not a de Polignac number, because 317105347 - 2³ = 317105339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (317105317) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 87628 + ... + 91174.

Almost surely, 2^317105347 is an apocalyptic number.

317105347 is a deficient number, since it is larger than the sum of its proper divisors (41948705).

317105347 is a wasteful number, since it uses less digits than its factorization.

317105347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3619 (or 3583 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 317105347 is about 17807.4520075164. The cubic root of 317105347 is about 681.9217172641.

The spelling of 317105347 in words is "three hundred seventeen million, one hundred five thousand, three hundred forty-seven".