111632833225 has 27 divisors (see below), whose sum is σ = 146135223477. Its totient is φ = 84581880480.

The previous prime is 111632833217. The next prime is 111632833231. The reversal of 111632833225 is 522338236111.

It is a happy number.

The square root of 111632833225 is 334115.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 20322498249 + 91310334976 = 142557^2 + 302176^2 .

It is not a de Polignac number, because 111632833225 - 2³ = 111632833217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 31739167 + ... + 31742683.

Almost surely, 2^111632833225 is an apocalyptic number.

111632833225 is the 334115-th square number.

111632833225 is the 167058-th centered octagonal number.

It is an amenable number.

111632833225 is a deficient number, since it is larger than the sum of its proper divisors (34502390252).

111632833225 is an frugal number, since it uses more digits than its factorization.

111632833225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7082 (or 3541 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The spelling of 111632833225 in words is "one hundred eleven billion, six hundred thirty-two million, eight hundred thirty-three thousand, two hundred twenty-five".