115249112 has 48 divisors (see below), whose sum is σ = 241203480. Its totient is φ = 51575040.

The previous prime is 115249111. The next prime is 115249133. The reversal of 115249112 is 211942511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115249111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63968 + ... + 65744.

Almost surely, 2^115249112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115249112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120601740).

115249112 is an abundant number, since it is smaller than the sum of its proper divisors (125954368).

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

115249112 is a wasteful number, since it uses less digits than its factorization.

115249112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872 (or 1857 counting only the distinct ones).

The product of its digits is 720, while the sum is 26.

The square root of 115249112 is about 10735.4139184290. The cubic root of 115249112 is about 486.6452954482.

The spelling of 115249112 in words is "one hundred fifteen million, two hundred forty-nine thousand, one hundred twelve".