317456245 has 8 divisors (see below), whose sum is σ = 381074616. Its totient is φ = 253880256.

The previous prime is 317456239. The next prime is 317456257. The reversal of 317456245 is 542654713.

It can be written as a sum of positive squares in 4 ways, for example, as 580644 + 316875601 = 762^2 + 17801^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 317456245 - 2¹¹ = 317454197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9279 + ... + 26851.

It is an arithmetic number, because the mean of its divisors is an integer number (47634327).

Almost surely, 2^317456245 is an apocalyptic number.

It is an amenable number.

317456245 is a deficient number, since it is larger than the sum of its proper divisors (63618371).

317456245 is a wasteful number, since it uses less digits than its factorization.

317456245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21191.

The product of its digits is 100800, while the sum is 37.

The square root of 317456245 is about 17817.3018439942. The cubic root of 317456245 is about 682.1731550083.

The spelling of 317456245 in words is "three hundred seventeen million, four hundred fifty-six thousand, two hundred forty-five".