115405112 has 16 divisors (see below), whose sum is σ = 229113360. Its totient is φ = 54308224.

The previous prime is 115405091. The next prime is 115405127. The reversal of 115405112 is 211504511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424148 + ... + 424419.

It is an arithmetic number, because the mean of its divisors is an integer number (14319585).

Almost surely, 2^115405112 is an apocalyptic number.

It is an amenable number.

115405112 is a deficient number, since it is larger than the sum of its proper divisors (113708248).

115405112 is a wasteful number, since it uses less digits than its factorization.

115405112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848590 (or 848586 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 115405112 is about 10742.6771337502. The cubic root of 115405112 is about 486.8647691233.

Adding to 115405112 its reverse (211504511), we get a palindrome (326909623).

The spelling of 115405112 in words is "one hundred fifteen million, four hundred five thousand, one hundred twelve".