13444134 has 64 divisors (see below), whose sum is σ = 31518720. Its totient is φ = 3780000.

The previous prime is 13444129. The next prime is 13444147. The reversal of 13444134 is 43144431.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88959 + ... + 89109.

It is an arithmetic number, because the mean of its divisors is an integer number (492480).

Almost surely, 2^13444134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13444134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15759360).

13444134 is an abundant number, since it is smaller than the sum of its proper divisors (18074586).

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

13444134 is a wasteful number, since it uses less digits than its factorization.

13444134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257.

The product of its digits is 2304, while the sum is 24.

The square root of 13444134 is about 3666.6243330890. The cubic root of 13444134 is about 237.7812527677.

Adding to 13444134 its reverse (43144431), we get a palindrome (56588565).

The spelling of 13444134 in words is "thirteen million, four hundred forty-four thousand, one hundred thirty-four".