13135344 has 20 divisors (see below), whose sum is σ = 33933096. Its totient is φ = 4378432.

The previous prime is 13135321. The next prime is 13135379. The reversal of 13135344 is 44353131.

It is a happy number.

13135344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 136779 + ... + 136874.

Almost surely, 2^13135344 is an apocalyptic number.

It is an amenable number.

13135344 is an abundant number, since it is smaller than the sum of its proper divisors (20797752).

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

13135344 is a wasteful number, since it uses less digits than its factorization.

13135344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273664 (or 273658 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 13135344 is about 3624.2715130078. The cubic root of 13135344 is about 235.9466507773.

Adding to 13135344 its reverse (44353131), we get a palindrome (57488475).

The spelling of 13135344 in words is "thirteen million, one hundred thirty-five thousand, three hundred forty-four".