13134040 has 32 divisors (see below), whose sum is σ = 29853360. Its totient is φ = 5200000.

The previous prime is 13134029. The next prime is 13134041. The reversal of 13134040 is 4043131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13134041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2415 + ... + 5665.

Almost surely, 2^13134040 is an apocalyptic number.

13134040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13134040 is an abundant number, since it is smaller than the sum of its proper divisors (16719320).

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

13134040 is a wasteful number, since it uses less digits than its factorization.

13134040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3363 (or 3359 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 13134040 is about 3624.0916103211. The cubic root of 13134040 is about 235.9388427186.

Adding to 13134040 its reverse (4043131), we get a palindrome (17177171).

Subtracting from 13134040 its reverse (4043131), we obtain a palindrome (9090909).

The spelling of 13134040 in words is "thirteen million, one hundred thirty-four thousand, forty".