315677 has 2 divisors, whose sum is σ = 315678. Its totient is φ = 315676.

The previous prime is 315671. The next prime is 315691. The reversal of 315677 is 776513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206116 + 109561 = 454^2 + 331^2 .

It is an emirp because it is prime and its reverse (776513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 315677 - 2⁶ = 315613 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 315677.

It is not a weakly prime, because it can be changed into another prime (315671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157838 + 157839.

It is an arithmetic number, because the mean of its divisors is an integer number (157839).

2³¹⁵⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

315677 is a deficient number, since it is larger than the sum of its proper divisors (1).

315677 is an equidigital number, since it uses as much as digits as its factorization.

315677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4410, while the sum is 29.

The square root of 315677 is about 561.8514038427. The cubic root of 315677 is about 68.0896309403.

The spelling of 315677 in words is "three hundred fifteen thousand, six hundred seventy-seven".