115021232 has 20 divisors (see below), whose sum is σ = 223028880. Its totient is φ = 57465408.

The previous prime is 115021223. The next prime is 115021237. The reversal of 115021232 is 232120511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 115021232.

It is not an unprimeable number, because it can be changed into a prime (115021237) 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, 29069 + ... + 32787.

It is an arithmetic number, because the mean of its divisors is an integer number (11151444).

Almost surely, 2^115021232 is an apocalyptic number.

It is an amenable number.

115021232 is a deficient number, since it is larger than the sum of its proper divisors (108007648).

115021232 is a wasteful number, since it uses less digits than its factorization.

115021232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5660 (or 5654 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 115021232 is about 10724.7951961797. The cubic root of 115021232 is about 486.3243388127.

Adding to 115021232 its reverse (232120511), we get a palindrome (347141743).

The spelling of 115021232 in words is "one hundred fifteen million, twenty-one thousand, two hundred thirty-two".