115111232 has 14 divisors (see below), whose sum is σ = 228423978. Its totient is φ = 57555584.

The previous prime is 115111229. The next prime is 115111247. The reversal of 115111232 is 232111511.

It can be written as a sum of positive squares in only one way, i.e., 103713856 + 11397376 = 10184^2 + 3376^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 115111232.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 899243 + ... + 899370.

Almost surely, 2^115111232 is an apocalyptic number.

It is an amenable number.

115111232 is a deficient number, since it is larger than the sum of its proper divisors (113312746).

115111232 is an equidigital number, since it uses as much as digits as its factorization.

115111232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798625 (or 1798615 counting only the distinct ones).

The product of its digits is 60, while the sum is 17.

The square root of 115111232 is about 10728.9902600385. The cubic root of 115111232 is about 486.4511495436.

Adding to 115111232 its reverse (232111511), we get a palindrome (347222743).

The spelling of 115111232 in words is "one hundred fifteen million, one hundred eleven thousand, two hundred thirty-two".