113312 has 12 divisors (see below), whose sum is σ = 223146. Its totient is φ = 56640.

The previous prime is 113287. The next prime is 113327. The reversal of 113312 is 213311.

It can be written as a sum of positive squares in only one way, i.e., 99856 + 13456 = 316^2 + 116^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113293 and 113302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1739 + ... + 1802.

2¹¹³³¹² is an apocalyptic number.

It is an amenable number.

113312 is a deficient number, since it is larger than the sum of its proper divisors (109834).

113312 is an equidigital number, since it uses as much as digits as its factorization.

113312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3551 (or 3543 counting only the distinct ones).

The product of its digits is 18, while the sum is 11.

The square root of 113312 is about 336.6184783995. The cubic root of 113312 is about 48.3903357067.

Adding to 113312 its reverse (213311), we get a palindrome (326623).

Subtracting 113312 from its reverse (213311), we obtain a palindrome (99999).

The spelling of 113312 in words is "one hundred thirteen thousand, three hundred twelve".