316561153 has 2 divisors, whose sum is σ = 316561154. Its totient is φ = 316561152.

The previous prime is 316561139. The next prime is 316561171. The reversal of 316561153 is 351165613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315701824 + 859329 = 17768^2 + 927^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316561153 is a prime.

It is not a weakly prime, because it can be changed into another prime (316561183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158280576 + 158280577.

It is an arithmetic number, because the mean of its divisors is an integer number (158280577).

Almost surely, 2^316561153 is an apocalyptic number.

It is an amenable number.

316561153 is a deficient number, since it is larger than the sum of its proper divisors (1).

316561153 is an equidigital number, since it uses as much as digits as its factorization.

316561153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8100, while the sum is 31.

The square root of 316561153 is about 17792.1654949587. The cubic root of 316561153 is about 681.5314051306.

The spelling of 316561153 in words is "three hundred sixteen million, five hundred sixty-one thousand, one hundred fifty-three".