115925291169 has 4 divisors (see below), whose sum is σ = 154567054896. Its totient is φ = 77283527444.

The previous prime is 115925291159. The next prime is 115925291189. The reversal of 115925291169 is 961192529511.

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 115925291169 - 2⁸ = 115925290913 is a prime.

It is a super-2 number, since 2×115925291169² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115925291159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19320881859 + ... + 19320881864.

It is an arithmetic number, because the mean of its divisors is an integer number (38641763724).

Almost surely, 2^115925291169 is an apocalyptic number.

It is an amenable number.

115925291169 is a deficient number, since it is larger than the sum of its proper divisors (38641763727).

115925291169 is an equidigital number, since it uses as much as digits as its factorization.

115925291169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38641763726.

The product of its digits is 437400, while the sum is 51.

The spelling of 115925291169 in words is "one hundred fifteen billion, nine hundred twenty-five million, two hundred ninety-one thousand, one hundred sixty-nine".