115170000 has 200 divisors, whose sum is σ = 406744800. Its totient is φ = 27840000.

The previous prime is 115169969. The next prime is 115170017. The reversal of 115170000 is 71511.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 329826 + ... + 330174.

It is an arithmetic number, because the mean of its divisors is an integer number (2033724).

Almost surely, 2^115170000 is an apocalyptic number.

115170000 is a gapful number since it is divisible by the number (10) 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 115170000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203372400).

115170000 is an abundant number, since it is smaller than the sum of its proper divisors (291574800).

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

115170000 is a wasteful number, since it uses less digits than its factorization.

115170000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 35, while the sum is 15.

The square root of 115170000 is about 10731.7286585154. The cubic root of 115170000 is about 486.5339184650.

The spelling of 115170000 in words is "one hundred fifteen million, one hundred seventy thousand".