115898715 has 32 divisors (see below), whose sum is σ = 209548800. Its totient is φ = 60760800.

The previous prime is 115898701. The next prime is 115898723. The reversal of 115898715 is 517898511.

It is not a de Polignac number, because 115898715 - 2¹⁴ = 115882331 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 690 + ... + 15240.

It is an arithmetic number, because the mean of its divisors is an integer number (6548400).

Almost surely, 2^115898715 is an apocalyptic number.

115898715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115898715 is a deficient number, since it is larger than the sum of its proper divisors (93650085).

115898715 is a wasteful number, since it uses less digits than its factorization.

115898715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14624 (or 14618 counting only the distinct ones).

The product of its digits is 100800, while the sum is 45.

The square root of 115898715 is about 10765.6265493468. The cubic root of 115898715 is about 487.5579102803.

The spelling of 115898715 in words is "one hundred fifteen million, eight hundred ninety-eight thousand, seven hundred fifteen".