115888391059019 has 2 divisors, whose sum is σ = 115888391059020. Its totient is φ = 115888391059018.

The previous prime is 115888391059009. The next prime is 115888391059171. The reversal of 115888391059019 is 910950193888511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115888391059019 - 2³² = 115884096091723 is a prime.

It is a super-2 number, since 2×115888391059019² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115888391059019.

It is not a weakly prime, because it can be changed into another prime (115888391059009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57944195529509 + 57944195529510.

It is an arithmetic number, because the mean of its divisors is an integer number (57944195529510).

Almost surely, 2^{115888391059019} is an apocalyptic number.

115888391059019 is a deficient number, since it is larger than the sum of its proper divisors (1).

115888391059019 is an equidigital number, since it uses as much as digits as its factorization.

115888391059019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27993600, while the sum is 68.

The spelling of 115888391059019 in words is "one hundred fifteen trillion, eight hundred eighty-eight billion, three hundred ninety-one million, fifty-nine thousand, nineteen".