115542330 has 32 divisors (see below), whose sum is σ = 277651584. Its totient is φ = 30772416.

The previous prime is 115542313. The next prime is 115542373. The reversal of 115542330 is 33245511.

It is a self number, because there is not a number n which added to its sum of digits gives 115542330.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 27979 + ... + 31841.

It is an arithmetic number, because the mean of its divisors is an integer number (8676612).

Almost surely, 2^115542330 is an apocalyptic number.

115542330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115542330 is an abundant number, since it is smaller than the sum of its proper divisors (162109254).

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

115542330 is a wasteful number, since it uses less digits than its factorization.

115542330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4870.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 115542330 is about 10749.0618195264. The cubic root of 115542330 is about 487.0576552912.

Adding to 115542330 its reverse (33245511), we get a palindrome (148787841).

The spelling of 115542330 in words is "one hundred fifteen million, five hundred forty-two thousand, three hundred thirty".