317124923 has 2 divisors, whose sum is σ = 317124924. Its totient is φ = 317124922.

The previous prime is 317124827. The next prime is 317124959. The reversal of 317124923 is 329421713.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-317124923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 317124923.

It is not a weakly prime, because it can be changed into another prime (317124323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158562461 + 158562462.

It is an arithmetic number, because the mean of its divisors is an integer number (158562462).

Almost surely, 2^317124923 is an apocalyptic number.

317124923 is a deficient number, since it is larger than the sum of its proper divisors (1).

317124923 is an equidigital number, since it uses as much as digits as its factorization.

317124923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 317124923 is about 17808.0016565588. The cubic root of 317124923 is about 681.9357494303.

The spelling of 317124923 in words is "three hundred seventeen million, one hundred twenty-four thousand, nine hundred twenty-three".