11113312 has 24 divisors (see below), whose sum is σ = 25005456. Its totient is φ = 4762752.

The previous prime is 11113273. The next prime is 11113321. The reversal of 11113312 is 21331111.

It is a junction number, because it is equal to n+sod(n) for n = 11113292 and 11113301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24583 + ... + 25030.

It is an arithmetic number, because the mean of its divisors is an integer number (1041894).

Almost surely, 2^11113312 is an apocalyptic number.

It is an amenable number.

11113312 is an abundant number, since it is smaller than the sum of its proper divisors (13892144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11113312 is an equidigital number, since it uses as much as digits as its factorization.

11113312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49630 (or 49622 counting only the distinct ones).

The product of its digits is 18, while the sum is 13.

The square root of 11113312 is about 3333.6634503201. The cubic root of 11113312 is about 223.1590491968.

Adding to 11113312 its reverse (21331111), we get a palindrome (32444423).

The spelling of 11113312 in words is "eleven million, one hundred thirteen thousand, three hundred twelve".