115158371329 has 4 divisors (see below), whose sum is σ = 115177535280. Its totient is φ = 115139207380.

The previous prime is 115158371323. The next prime is 115158371369. The reversal of 115158371329 is 923173851511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 115158371329 - 2³⁵ = 80798632961 is a prime.

It is a super-2 number, since 2×115158371329² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115158371323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9572959 + ... + 9584980.

It is an arithmetic number, because the mean of its divisors is an integer number (28794383820).

Almost surely, 2^115158371329 is an apocalyptic number.

It is an amenable number.

115158371329 is a deficient number, since it is larger than the sum of its proper divisors (19163951).

115158371329 is an equidigital number, since it uses as much as digits as its factorization.

115158371329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19163950.

The product of its digits is 226800, while the sum is 46.

The spelling of 115158371329 in words is "one hundred fifteen billion, one hundred fifty-eight million, three hundred seventy-one thousand, three hundred twenty-nine".