317659940329 has 2 divisors, whose sum is σ = 317659940330. Its totient is φ = 317659940328.

The previous prime is 317659940327. The next prime is 317659940347. The reversal of 317659940329 is 923049956713.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166401173929 + 151258766400 = 407923^2 + 388920^2 .

It is an emirp because it is prime and its reverse (923049956713) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 317659940329 - 2¹ = 317659940327 is a prime.

Together with 317659940327, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (317659940327) 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, 158829970164 + 158829970165.

It is an arithmetic number, because the mean of its divisors is an integer number (158829970165).

Almost surely, 2^317659940329 is an apocalyptic number.

It is an amenable number.

317659940329 is a deficient number, since it is larger than the sum of its proper divisors (1).

317659940329 is an equidigital number, since it uses as much as digits as its factorization.

317659940329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11022480, while the sum is 58.

The spelling of 317659940329 in words is "three hundred seventeen billion, six hundred fifty-nine million, nine hundred forty thousand, three hundred twenty-nine".