317797 has 2 divisors, whose sum is σ = 317798. Its totient is φ = 317796.

The previous prime is 317789. The next prime is 317827. The reversal of 317797 is 797713.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231361 + 86436 = 481^2 + 294^2 .

It is a cyclic number.

It is not a de Polignac number, because 317797 - 2³ = 317789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158898 + 158899.

It is an arithmetic number, because the mean of its divisors is an integer number (158899).

2³¹⁷⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

317797 is a deficient number, since it is larger than the sum of its proper divisors (1).

317797 is an equidigital number, since it uses as much as digits as its factorization.

317797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9261, while the sum is 34.

The square root of 317797 is about 563.7348667592. The cubic root of 317797 is about 68.2417147470.

The spelling of 317797 in words is "three hundred seventeen thousand, seven hundred ninety-seven".