316434593 has 2 divisors, whose sum is σ = 316434594. Its totient is φ = 316434592.

The previous prime is 316434571. The next prime is 316434649. The reversal of 316434593 is 395434613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205406224 + 111028369 = 14332^2 + 10537^2 .

It is a cyclic number.

It is not a de Polignac number, because 316434593 - 2⁸ = 316434337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (316434193) 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, 158217296 + 158217297.

It is an arithmetic number, because the mean of its divisors is an integer number (158217297).

Almost surely, 2^316434593 is an apocalyptic number.

It is an amenable number.

316434593 is a deficient number, since it is larger than the sum of its proper divisors (1).

316434593 is an equidigital number, since it uses as much as digits as its factorization.

316434593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 38.

The square root of 316434593 is about 17788.6085178127. The cubic root of 316434593 is about 681.4405684301.

The spelling of 316434593 in words is "three hundred sixteen million, four hundred thirty-four thousand, five hundred ninety-three".