115415300 has 144 divisors (see below), whose sum is σ = 336561792. Its totient is φ = 33177600.

The previous prime is 115415299. The next prime is 115415303. The reversal of 115415300 is 3514511.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (115415303) 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, 99524 + ... + 100676.

Almost surely, 2^115415300 is an apocalyptic number.

115415300 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 115415300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168280896).

115415300 is an abundant number, since it is smaller than the sum of its proper divisors (221146492).

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

115415300 is a wasteful number, since it uses less digits than its factorization.

115415300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198 (or 1191 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 115415300 is about 10743.1513067628. The cubic root of 115415300 is about 486.8790955606.

Adding to 115415300 its reverse (3514511), we get a palindrome (118929811).

The spelling of 115415300 in words is "one hundred fifteen million, four hundred fifteen thousand, three hundred".