115554330 has 128 divisors (see below), whose sum is σ = 325036800. Its totient is φ = 29175552.

The previous prime is 115554319. The next prime is 115554331. The reversal of 115554330 is 33455511.

115554330 is a `hidden beast` number, since 115 + 5 + 543 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 115554294 and 115554303.

It is not an unprimeable number, because it can be changed into a prime (115554331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 429436 + ... + 429704.

It is an arithmetic number, because the mean of its divisors is an integer number (2539350).

Almost surely, 2^115554330 is an apocalyptic number.

115554330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 115554330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162518400).

115554330 is an abundant number, since it is smaller than the sum of its proper divisors (209482470).

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

115554330 is a wasteful number, since it uses less digits than its factorization.

115554330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 115554330 is about 10749.6199932835. The cubic root of 115554330 is about 487.0745163254.

The spelling of 115554330 in words is "one hundred fifteen million, five hundred fifty-four thousand, three hundred thirty".