115113045 has 48 divisors (see below), whose sum is σ = 195894720. Its totient is φ = 57708288.

The previous prime is 115113041. The next prime is 115113067. The reversal of 115113045 is 540311511.

It is a happy number.

It is not a de Polignac number, because 115113045 - 2² = 115113041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115113041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 706134 + ... + 706296.

It is an arithmetic number, because the mean of its divisors is an integer number (4081140).

Almost surely, 2^115113045 is an apocalyptic number.

115113045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115113045 is a deficient number, since it is larger than the sum of its proper divisors (80781675).

115113045 is a wasteful number, since it uses less digits than its factorization.

115113045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306 (or 283 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 115113045 is about 10729.0747504153. The cubic root of 115113045 is about 486.4537033961.

Adding to 115113045 its reverse (540311511), we get a palindrome (655424556).

It can be divided in two parts, 1151 and 13045, that added together give a triangular number (14196 = T₁₆₈).

The spelling of 115113045 in words is "one hundred fifteen million, one hundred thirteen thousand, forty-five".