113532225 has 24 divisors (see below), whose sum is σ = 190895520. Its totient is φ = 59521920.

The previous prime is 113532217. The next prime is 113532229. The reversal of 113532225 is 522235311.

It is a happy number.

It is not a de Polignac number, because 113532225 - 2³ = 113532217 is a prime.

It is a super-2 number, since 2×113532225² = 25779132226901250, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113532195 and 113532204.

It is not an unprimeable number, because it can be changed into a prime (113532229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8404 + ... + 17253.

It is an arithmetic number, because the mean of its divisors is an integer number (7953980).

Almost surely, 2^113532225 is an apocalyptic number.

113532225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113532225 is a deficient number, since it is larger than the sum of its proper divisors (77363295).

113532225 is a wasteful number, since it uses less digits than its factorization.

113532225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25729 (or 25724 counting only the distinct ones).

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

The square root of 113532225 is about 10655.1501631840. The cubic root of 113532225 is about 484.2166473696.

Adding to 113532225 its reverse (522235311), we get a palindrome (635767536).

The spelling of 113532225 in words is "one hundred thirteen million, five hundred thirty-two thousand, two hundred twenty-five".