115105616 has 40 divisors (see below), whose sum is σ = 233556480. Its totient is φ = 54851456.

The previous prime is 115105609. The next prime is 115105633. The reversal of 115105616 is 616501511.

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, 175946 + ... + 176598.

It is an arithmetic number, because the mean of its divisors is an integer number (5838912).

Almost surely, 2^115105616 is an apocalyptic number.

115105616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115105616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116778240).

115105616 is an abundant number, since it is smaller than the sum of its proper divisors (118450864).

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

115105616 is a wasteful number, since it uses less digits than its factorization.

115105616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163 (or 1157 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 115105616 is about 10728.7285360382. The cubic root of 115105616 is about 486.4432384880.

The spelling of 115105616 in words is "one hundred fifteen million, one hundred five thousand, six hundred sixteen".