317012477 has 2 divisors, whose sum is σ = 317012478. Its totient is φ = 317012476.

The previous prime is 317012471. The next prime is 317012489. The reversal of 317012477 is 774210713.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290736601 + 26275876 = 17051^2 + 5126^2 .

It is a cyclic number.

It is not a de Polignac number, because 317012477 - 2⁴ = 317012461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317012471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158506238 + 158506239.

It is an arithmetic number, because the mean of its divisors is an integer number (158506239).

Almost surely, 2^317012477 is an apocalyptic number.

It is an amenable number.

317012477 is a deficient number, since it is larger than the sum of its proper divisors (1).

317012477 is an equidigital number, since it uses as much as digits as its factorization.

317012477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 317012477 is about 17804.8442003855. The cubic root of 317012477 is about 681.8551397540.

The spelling of 317012477 in words is "three hundred seventeen million, twelve thousand, four hundred seventy-seven".