315544300139 has 2 divisors, whose sum is σ = 315544300140. Its totient is φ = 315544300138.

The previous prime is 315544300087. The next prime is 315544300151. The reversal of 315544300139 is 931003445513.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315544300139 is a prime.

It is a super-2 number, since 2×315544300139² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (315544300189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157772150069 + 157772150070.

It is an arithmetic number, because the mean of its divisors is an integer number (157772150070).

Almost surely, 2^315544300139 is an apocalyptic number.

315544300139 is a deficient number, since it is larger than the sum of its proper divisors (1).

315544300139 is an equidigital number, since it uses as much as digits as its factorization.

315544300139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 315544300139 in words is "three hundred fifteen billion, five hundred forty-four million, three hundred thousand, one hundred thirty-nine".