315450613560139 has 2 divisors, whose sum is σ = 315450613560140. Its totient is φ = 315450613560138.

The previous prime is 315450613560119. The next prime is 315450613560161. The reversal of 315450613560139 is 931065316054513.

It is a weak prime.

It is an emirp because it is prime and its reverse (931065316054513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 315450613560139 - 2²⁵ = 315450580005707 is a prime.

It is a super-2 number, since 2×315450613560139² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (315450613560109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157725306780069 + 157725306780070.

It is an arithmetic number, because the mean of its divisors is an integer number (157725306780070).

Almost surely, 2^{315450613560139} is an apocalyptic number.

315450613560139 is a deficient number, since it is larger than the sum of its proper divisors (1).

315450613560139 is an equidigital number, since it uses as much as digits as its factorization.

315450613560139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374000, while the sum is 52.

The spelling of 315450613560139 in words is "three hundred fifteen trillion, four hundred fifty billion, six hundred thirteen million, five hundred sixty thousand, one hundred thirty-nine".