13136136 has 64 divisors (see below), whose sum is σ = 35925120. Its totient is φ = 3978240.

The previous prime is 13136119. The next prime is 13136143. The reversal of 13136136 is 63163131.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21856 + ... + 22448.

It is an arithmetic number, because the mean of its divisors is an integer number (561330).

Almost surely, 2^13136136 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 13136136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17962560).

13136136 is an abundant number, since it is smaller than the sum of its proper divisors (22788984).

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

13136136 is a wasteful number, since it uses less digits than its factorization.

13136136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 682 counting only the distinct ones).

The product of its digits is 972, while the sum is 24.

The square root of 13136136 is about 3624.3807746979. The cubic root of 13136136 is about 235.9513928430.

Adding to 13136136 its reverse (63163131), we get a palindrome (76299267).

The spelling of 13136136 in words is "thirteen million, one hundred thirty-six thousand, one hundred thirty-six".