115317500 has 60 divisors (see below), whose sum is σ = 254543520. Its totient is φ = 45696000.

The previous prime is 115317497. The next prime is 115317533. The reversal of 115317500 is 5713511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 482381 + ... + 482619.

It is an arithmetic number, because the mean of its divisors is an integer number (4242392).

Almost surely, 2^115317500 is an apocalyptic number.

115317500 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 115317500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127271760).

115317500 is an abundant number, since it is smaller than the sum of its proper divisors (139226020).

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

115317500 is a wasteful number, since it uses less digits than its factorization.

115317500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 439 counting only the distinct ones).

The product of its (nonzero) digits is 525, while the sum is 23.

The square root of 115317500 is about 10738.5986050322. The cubic root of 115317500 is about 486.7415336960.

The spelling of 115317500 in words is "one hundred fifteen million, three hundred seventeen thousand, five hundred".