315386248297 has 2 divisors, whose sum is σ = 315386248298. Its totient is φ = 315386248296.

The previous prime is 315386248253. The next prime is 315386248339. The reversal of 315386248297 is 792842683513.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204113300521 + 111272947776 = 451789^2 + 333576^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315386248297 is a prime.

It is a super-2 number, since 2×315386248297² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (315386278297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157693124148 + 157693124149.

It is an arithmetic number, because the mean of its divisors is an integer number (157693124149).

Almost surely, 2^315386248297 is an apocalyptic number.

It is an amenable number.

315386248297 is a deficient number, since it is larger than the sum of its proper divisors (1).

315386248297 is an equidigital number, since it uses as much as digits as its factorization.

315386248297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17418240, while the sum is 58.

The spelling of 315386248297 in words is "three hundred fifteen billion, three hundred eighty-six million, two hundred forty-eight thousand, two hundred ninety-seven".