13443112 has 16 divisors (see below), whose sum is σ = 25267860. Its totient is φ = 6705024.

The previous prime is 13443103. The next prime is 13443113. The reversal of 13443112 is 21134431.

It can be written as a sum of positive squares in 2 ways, for example, as 11737476 + 1705636 = 3426^2 + 1306^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13443112.

It is not an unprimeable number, because it can be changed into a prime (13443113) 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, 1818 + ... + 5494.

Almost surely, 2^13443112 is an apocalyptic number.

It is an amenable number.

13443112 is a deficient number, since it is larger than the sum of its proper divisors (11824748).

13443112 is a wasteful number, since it uses less digits than its factorization.

13443112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4140 (or 4136 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 13443112 is about 3666.4849651949. The cubic root of 13443112 is about 237.7752273740.

Adding to 13443112 its reverse (21134431), we get a palindrome (34577543).

The spelling of 13443112 in words is "thirteen million, four hundred forty-three thousand, one hundred twelve".