13130136 has 48 divisors (see below), whose sum is σ = 36396360. Its totient is φ = 4273920.

The previous prime is 13130129. The next prime is 13130141. The reversal of 13130136 is 63103131.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 976 + ... + 5216.

Almost surely, 2^13130136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13130136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18198180).

13130136 is an abundant number, since it is smaller than the sum of its proper divisors (23266224).

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

13130136 is a wasteful number, since it uses less digits than its factorization.

13130136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4296 (or 4289 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 13130136 is about 3623.5529525591. The cubic root of 13130136 is about 235.9154633542.

Adding to 13130136 its reverse (63103131), we get a palindrome (76233267).

The spelling of 13130136 in words is "thirteen million, one hundred thirty thousand, one hundred thirty-six".