115345512 has 32 divisors (see below), whose sum is σ = 320404800. Its totient is φ = 38448432.

The previous prime is 115345511. The next prime is 115345579. The reversal of 115345512 is 215543511.

115345512 is a `hidden beast` number, since 115 + 34 + 5 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (115345511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266788 + ... + 267219.

It is an arithmetic number, because the mean of its divisors is an integer number (10012650).

Almost surely, 2^115345512 is an apocalyptic number.

115345512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115345512 is an abundant number, since it is smaller than the sum of its proper divisors (205059288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115345512 is a wasteful number, since it uses less digits than its factorization.

115345512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534022 (or 534012 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 115345512 is about 10739.9027928562. The cubic root of 115345512 is about 486.7809422853.

It can be divided in two parts, 1153 and 45512, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 115345512 in words is "one hundred fifteen million, three hundred forty-five thousand, five hundred twelve".