316829897 has 2 divisors, whose sum is σ = 316829898. Its totient is φ = 316829896.

The previous prime is 316829893. The next prime is 316829911. The reversal of 316829897 is 798928613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310499641 + 6330256 = 17621^2 + 2516^2 .

It is a cyclic number.

It is not a de Polignac number, because 316829897 - 2² = 316829893 is a prime.

It is not a weakly prime, because it can be changed into another prime (316829893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158414948 + 158414949.

It is an arithmetic number, because the mean of its divisors is an integer number (158414949).

Almost surely, 2^316829897 is an apocalyptic number.

It is an amenable number.

316829897 is a deficient number, since it is larger than the sum of its proper divisors (1).

316829897 is an equidigital number, since it uses as much as digits as its factorization.

316829897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 53.

The square root of 316829897 is about 17799.7162056028. The cubic root of 316829897 is about 681.7242121846.

The spelling of 316829897 in words is "three hundred sixteen million, eight hundred twenty-nine thousand, eight hundred ninety-seven".