317932039 has 2 divisors, whose sum is σ = 317932040. Its totient is φ = 317932038.

The previous prime is 317932037. The next prime is 317932049. The reversal of 317932039 is 930239713.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 317932039 - 2¹ = 317932037 is a prime.

Together with 317932037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 317931989 and 317932007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317932031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158966019 + 158966020.

It is an arithmetic number, because the mean of its divisors is an integer number (158966020).

Almost surely, 2^317932039 is an apocalyptic number.

317932039 is a deficient number, since it is larger than the sum of its proper divisors (1).

317932039 is an equidigital number, since it uses as much as digits as its factorization.

317932039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 317932039 is about 17830.6488664883. The cubic root of 317932039 is about 682.5137918470.

The spelling of 317932039 in words is "three hundred seventeen million, nine hundred thirty-two thousand, thirty-nine".