115720516319 has 2 divisors, whose sum is σ = 115720516320. Its totient is φ = 115720516318.

The previous prime is 115720516273. The next prime is 115720516339. The reversal of 115720516319 is 913615027511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115720516319 - 2³² = 111425549023 is a prime.

It is a super-2 number, since 2×115720516319² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115720516339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57860258159 + 57860258160.

It is an arithmetic number, because the mean of its divisors is an integer number (57860258160).

Almost surely, 2^115720516319 is an apocalyptic number.

115720516319 is a deficient number, since it is larger than the sum of its proper divisors (1).

115720516319 is an equidigital number, since it uses as much as digits as its factorization.

115720516319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 41.

The spelling of 115720516319 in words is "one hundred fifteen billion, seven hundred twenty million, five hundred sixteen thousand, three hundred nineteen".