115105012 has 12 divisors (see below), whose sum is σ = 219746016. Its totient is φ = 52320440.

The previous prime is 115104991. The next prime is 115105027. The reversal of 115105012 is 210501511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1307968 + ... + 1308055.

It is an arithmetic number, because the mean of its divisors is an integer number (18312168).

Almost surely, 2^115105012 is an apocalyptic number.

It is an amenable number.

115105012 is a deficient number, since it is larger than the sum of its proper divisors (104641004).

115105012 is a wasteful number, since it uses less digits than its factorization.

115105012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2616038 (or 2616036 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 115105012 is about 10728.7003872790. The cubic root of 115105012 is about 486.4423876397.

Adding to 115105012 its reverse (210501511), we get a palindrome (325606523).

The spelling of 115105012 in words is "one hundred fifteen million, one hundred five thousand, twelve".