315766601 has 2 divisors, whose sum is σ = 315766602. Its totient is φ = 315766600.

The previous prime is 315766579. The next prime is 315766603. The reversal of 315766601 is 106667513.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315027001 + 739600 = 17749^2 + 860^2 .

It is a cyclic number.

It is not a de Polignac number, because 315766601 - 2²² = 311572297 is a prime.

Together with 315766603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (315766603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157883300 + 157883301.

It is an arithmetic number, because the mean of its divisors is an integer number (157883301).

Almost surely, 2^315766601 is an apocalyptic number.

It is an amenable number.

315766601 is a deficient number, since it is larger than the sum of its proper divisors (1).

315766601 is an equidigital number, since it uses as much as digits as its factorization.

315766601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 315766601 is about 17769.8227622000. The cubic root of 315766601 is about 680.9607246323.

The spelling of 315766601 in words is "three hundred fifteen million, seven hundred sixty-six thousand, six hundred one".