317157453 has 6 divisors (see below), whose sum is σ = 458116334. Its totient is φ = 211438296.

The previous prime is 317157437. The next prime is 317157461. The reversal of 317157453 is 354751713.

317157453 is a `hidden beast` number, since 31 + 7 + 1 + 574 + 53 = 666.

It can be written as a sum of positive squares in only one way, i.e., 315524169 + 1633284 = 17763^2 + 1278^2 .

It is not a de Polignac number, because 317157453 - 2⁴ = 317157437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317157493) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17619850 + ... + 17619867.

Almost surely, 2^317157453 is an apocalyptic number.

It is an amenable number.

317157453 is a deficient number, since it is larger than the sum of its proper divisors (140958881).

317157453 is a wasteful number, since it uses less digits than its factorization.

317157453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35239723 (or 35239720 counting only the distinct ones).

The product of its digits is 44100, while the sum is 36.

The square root of 317157453 is about 17808.9149866015. The cubic root of 317157453 is about 681.9590658059.

The spelling of 317157453 in words is "three hundred seventeen million, one hundred fifty-seven thousand, four hundred fifty-three".