13113112 has 16 divisors (see below), whose sum is σ = 25187400. Its totient is φ = 6396480.

The previous prime is 13113091. The next prime is 13113119. The reversal of 13113112 is 21131131.

It is a junction number, because it is equal to n+sod(n) for n = 13113092 and 13113101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13113119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19662 + ... + 20317.

Almost surely, 2^13113112 is an apocalyptic number.

It is an amenable number.

13113112 is a deficient number, since it is larger than the sum of its proper divisors (12074288).

13113112 is a wasteful number, since it uses less digits than its factorization.

13113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40026 (or 40022 counting only the distinct ones).

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

The square root of 13113112 is about 3621.2031149882. The cubic root of 13113112 is about 235.8134597939.

Adding to 13113112 its reverse (21131131), we get a palindrome (34244243).

It can be divided in two parts, 13113 and 112, that added together give a square (13225 = 115²).

The spelling of 13113112 in words is "thirteen million, one hundred thirteen thousand, one hundred twelve".