115155744 has 48 divisors (see below), whose sum is σ = 329767200. Its totient is φ = 34895360.

The previous prime is 115155743. The next prime is 115155749. The reversal of 115155744 is 447551511.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (115155743) 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, 53469 + ... + 55580.

It is an arithmetic number, because the mean of its divisors is an integer number (6870150).

Almost surely, 2^115155744 is an apocalyptic number.

It is an amenable number.

115155744 is an abundant number, since it is smaller than the sum of its proper divisors (214611456).

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

115155744 is a wasteful number, since it uses less digits than its factorization.

115155744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109073 (or 109065 counting only the distinct ones).

The product of its digits is 14000, while the sum is 33.

The square root of 115155744 is about 10731.0644392809. The cubic root of 115155744 is about 486.5138428847.

The spelling of 115155744 in words is "one hundred fifteen million, one hundred fifty-five thousand, seven hundred forty-four".