316985299 has 2 divisors, whose sum is σ = 316985300. Its totient is φ = 316985298.

The previous prime is 316985237. The next prime is 316985311. The reversal of 316985299 is 992589613.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 316985299 - 2⁷ = 316985171 is a prime.

It is not a weakly prime, because it can be changed into another prime (316985099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158492649 + 158492650.

It is an arithmetic number, because the mean of its divisors is an integer number (158492650).

Almost surely, 2^316985299 is an apocalyptic number.

316985299 is a deficient number, since it is larger than the sum of its proper divisors (1).

316985299 is an equidigital number, since it uses as much as digits as its factorization.

316985299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1049760, while the sum is 52.

The square root of 316985299 is about 17804.0809647676. The cubic root of 316985299 is about 681.8356536770.

The spelling of 316985299 in words is "three hundred sixteen million, nine hundred eighty-five thousand, two hundred ninety-nine".