115502012 has 48 divisors (see below), whose sum is σ = 227525760. Its totient is φ = 51028992.

The previous prime is 115502011. The next prime is 115502017. The reversal of 115502012 is 210205511.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115502011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72173 + ... + 73755.

It is an arithmetic number, because the mean of its divisors is an integer number (4740120).

Almost surely, 2^115502012 is an apocalyptic number.

It is an amenable number.

115502012 is a deficient number, since it is larger than the sum of its proper divisors (112023748).

115502012 is a wasteful number, since it uses less digits than its factorization.

115502012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670 (or 1668 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 115502012 is about 10747.1862364063. The cubic root of 115502012 is about 487.0009964745. Note that the first 3 decimals are identical.

Adding to 115502012 its reverse (210205511), we get a palindrome (325707523).

The spelling of 115502012 in words is "one hundred fifteen million, five hundred two thousand, twelve".