315299741 has 2 divisors, whose sum is σ = 315299742. Its totient is φ = 315299740.

The previous prime is 315299713. The next prime is 315299753. The reversal of 315299741 is 147992513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236267641 + 79032100 = 15371^2 + 8890^2 .

It is a cyclic number.

It is not a de Polignac number, because 315299741 - 2²² = 311105437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315299701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157649870 + 157649871.

It is an arithmetic number, because the mean of its divisors is an integer number (157649871).

Almost surely, 2^315299741 is an apocalyptic number.

It is an amenable number.

315299741 is a deficient number, since it is larger than the sum of its proper divisors (1).

315299741 is an equidigital number, since it uses as much as digits as its factorization.

315299741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 41.

The square root of 315299741 is about 17756.6815875039. The cubic root of 315299741 is about 680.6249596193.

The spelling of 315299741 in words is "three hundred fifteen million, two hundred ninety-nine thousand, seven hundred forty-one".