115249995 has 48 divisors (see below), whose sum is σ = 229911552. Its totient is φ = 52315200.

The previous prime is 115249963. The next prime is 115249997. The reversal of 115249995 is 599942511.

115249995 is a `hidden beast` number, since 1 + 152 + 499 + 9 + 5 = 666.

It is not a de Polignac number, because 115249995 - 2⁵ = 115249963 is a prime.

It is a super-2 number, since 2×115249995² = 26565122695000050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 115249995.

It is not an unprimeable number, because it can be changed into a prime (115249997) 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, 46354 + ... + 48776.

It is an arithmetic number, because the mean of its divisors is an integer number (4789824).

Almost surely, 2^115249995 is an apocalyptic number.

115249995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115249995 is a deficient number, since it is larger than the sum of its proper divisors (114661557).

115249995 is a wasteful number, since it uses less digits than its factorization.

115249995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592 (or 2589 counting only the distinct ones).

The product of its digits is 145800, while the sum is 45.

The square root of 115249995 is about 10735.4550439187. The cubic root of 115249995 is about 486.6465382826.

The spelling of 115249995 in words is "one hundred fifteen million, two hundred forty-nine thousand, nine hundred ninety-five".