317671 has 2 divisors, whose sum is σ = 317672. Its totient is φ = 317670.

The previous prime is 317663. The next prime is 317693. The reversal of 317671 is 176713.

It is a weak prime.

It is an emirp because it is prime and its reverse (176713) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 317671 - 2³ = 317663 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158835 + 158836.

It is an arithmetic number, because the mean of its divisors is an integer number (158836).

2³¹⁷⁶⁷¹ is an apocalyptic number.

317671 is a deficient number, since it is larger than the sum of its proper divisors (1).

317671 is an equidigital number, since it uses as much as digits as its factorization.

317671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 882, while the sum is 25.

The square root of 317671 is about 563.6231010170. The cubic root of 317671 is about 68.2326947408.

The spelling of 317671 in words is "three hundred seventeen thousand, six hundred seventy-one".