316716889 has 2 divisors, whose sum is σ = 316716890. Its totient is φ = 316716888.

The previous prime is 316716853. The next prime is 316716893. The reversal of 316716889 is 988617613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 279993289 + 36723600 = 16733^2 + 6060^2 .

It is a cyclic number.

It is not a de Polignac number, because 316716889 - 2⁷ = 316716761 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (316716899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158358444 + 158358445.

It is an arithmetic number, because the mean of its divisors is an integer number (158358445).

Almost surely, 2^316716889 is an apocalyptic number.

It is an amenable number.

316716889 is a deficient number, since it is larger than the sum of its proper divisors (1).

316716889 is an equidigital number, since it uses as much as digits as its factorization.

316716889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 49.

The square root of 316716889 is about 17796.5414898513. The cubic root of 316716889 is about 681.6431492841.

The spelling of 316716889 in words is "three hundred sixteen million, seven hundred sixteen thousand, eight hundred eighty-nine".