316138601 has 2 divisors, whose sum is σ = 316138602. Its totient is φ = 316138600.

The previous prime is 316138561. The next prime is 316138607. The reversal of 316138601 is 106831613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 316128400 + 10201 = 17780^2 + 101^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316138601 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (316138607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158069300 + 158069301.

It is an arithmetic number, because the mean of its divisors is an integer number (158069301).

Almost surely, 2^316138601 is an apocalyptic number.

It is an amenable number.

316138601 is a deficient number, since it is larger than the sum of its proper divisors (1).

316138601 is an equidigital number, since it uses as much as digits as its factorization.

316138601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 316138601 is about 17780.2868649524. The cubic root of 316138601 is about 681.2280296368.

The spelling of 316138601 in words is "three hundred sixteen million, one hundred thirty-eight thousand, six hundred one".