115231332 has 12 divisors (see below), whose sum is σ = 268873136. Its totient is φ = 38410440.

The previous prime is 115231331. The next prime is 115231343. The reversal of 115231332 is 233132511.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 115231299 and 115231308.

It is not an unprimeable number, because it can be changed into a prime (115231331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4801294 + ... + 4801317.

Almost surely, 2^115231332 is an apocalyptic number.

115231332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115231332 is an abundant number, since it is smaller than the sum of its proper divisors (153641804).

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

115231332 is a wasteful number, since it uses less digits than its factorization.

115231332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9602618 (or 9602616 counting only the distinct ones).

The product of its digits is 540, while the sum is 21.

The square root of 115231332 is about 10734.5857861401. The cubic root of 115231332 is about 486.6202685067.

Adding to 115231332 its reverse (233132511), we get a palindrome (348363843).

The spelling of 115231332 in words is "one hundred fifteen million, two hundred thirty-one thousand, three hundred thirty-two".