115240112 has 40 divisors (see below), whose sum is σ = 242630304. Its totient is φ = 52706304.

The previous prime is 115240109. The next prime is 115240121. The reversal of 115240112 is 211042511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21053 + ... + 25955.

Almost surely, 2^115240112 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 115240112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121315152).

115240112 is an abundant number, since it is smaller than the sum of its proper divisors (127390192).

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

115240112 is a wasteful number, since it uses less digits than its factorization.

115240112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5037 (or 5031 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 115240112 is about 10734.9947368408. The cubic root of 115240112 is about 486.6326274643.

Adding to 115240112 its reverse (211042511), we get a palindrome (326282623).

The spelling of 115240112 in words is "one hundred fifteen million, two hundred forty thousand, one hundred twelve".