315247546575253 has 2 divisors, whose sum is σ = 315247546575254. Its totient is φ = 315247546575252.

The previous prime is 315247546575223. The next prime is 315247546575301. The reversal of 315247546575253 is 352575645742513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 314360772169284 + 886774405969 = 17730222^2 + 941687^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315247546575253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315247546575223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157623773287626 + 157623773287627.

It is an arithmetic number, because the mean of its divisors is an integer number (157623773287627).

Almost surely, 2^{315247546575253} is an apocalyptic number.

It is an amenable number.

315247546575253 is a deficient number, since it is larger than the sum of its proper divisors (1).

315247546575253 is an equidigital number, since it uses as much as digits as its factorization.

315247546575253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200000, while the sum is 64.

The spelling of 315247546575253 in words is "three hundred fifteen trillion, two hundred forty-seven billion, five hundred forty-six million, five hundred seventy-five thousand, two hundred fifty-three".