317315347 has 2 divisors, whose sum is σ = 317315348. Its totient is φ = 317315346.

The previous prime is 317315321. The next prime is 317315357. The reversal of 317315347 is 743513713.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 317315347 - 2¹¹ = 317313299 is a prime.

It is not a weakly prime, because it can be changed into another prime (317315357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158657673 + 158657674.

It is an arithmetic number, because the mean of its divisors is an integer number (158657674).

Almost surely, 2^317315347 is an apocalyptic number.

317315347 is a deficient number, since it is larger than the sum of its proper divisors (1).

317315347 is an equidigital number, since it uses as much as digits as its factorization.

317315347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 34.

The square root of 317315347 is about 17813.3474394904. The cubic root of 317315347 is about 682.0722161039.

The spelling of 317315347 in words is "three hundred seventeen million, three hundred fifteen thousand, three hundred forty-seven".