13011244 has 12 divisors (see below), whose sum is σ = 22853824. Its totient is φ = 6481584.

The previous prime is 13011223. The next prime is 13011253. The reversal of 13011244 is 44211031.

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, 4764 + ... + 6979.

Almost surely, 2^13011244 is an apocalyptic number.

It is an amenable number.

13011244 is a deficient number, since it is larger than the sum of its proper divisors (9842580).

13011244 is a wasteful number, since it uses less digits than its factorization.

13011244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12024 (or 12022 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 13011244 is about 3607.1102007008. The cubic root of 13011244 is about 235.2012400246.

Adding to 13011244 its reverse (44211031), we get a palindrome (57222275).

The spelling of 13011244 in words is "thirteen million, eleven thousand, two hundred forty-four".