115040316345391 has 2 divisors, whose sum is σ = 115040316345392. Its totient is φ = 115040316345390.

The previous prime is 115040316345389. The next prime is 115040316345413. The reversal of 115040316345391 is 193543613040511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115040316345391 - 2¹ = 115040316345389 is a prime.

Together with 115040316345389, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115040316345371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57520158172695 + 57520158172696.

It is an arithmetic number, because the mean of its divisors is an integer number (57520158172696).

Almost surely, 2^{115040316345391} is an apocalyptic number.

115040316345391 is a deficient number, since it is larger than the sum of its proper divisors (1).

115040316345391 is an equidigital number, since it uses as much as digits as its factorization.

115040316345391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 115040316345391 in words is "one hundred fifteen trillion, forty billion, three hundred sixteen million, three hundred forty-five thousand, three hundred ninety-one".