115563612 has 12 divisors (see below), whose sum is σ = 269648456. Its totient is φ = 38521200.

The previous prime is 115563607. The next prime is 115563619. The reversal of 115563612 is 216365511.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 115563612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115563619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4815139 + ... + 4815162.

Almost surely, 2^115563612 is an apocalyptic number.

115563612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115563612 is an abundant number, since it is smaller than the sum of its proper divisors (154084844).

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

115563612 is a wasteful number, since it uses less digits than its factorization.

115563612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9630308 (or 9630306 counting only the distinct ones).

The product of its digits is 5400, while the sum is 30.

The square root of 115563612 is about 10750.0517208058. The cubic root of 115563612 is about 487.0875575347.

The spelling of 115563612 in words is "one hundred fifteen million, five hundred sixty-three thousand, six hundred twelve".