13307136 has 36 divisors (see below), whose sum is σ = 35418432. Its totient is φ = 4435456.

The previous prime is 13307131. The next prime is 13307149. The reversal of 13307136 is 63170331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13307131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7896 + ... + 9431.

Almost surely, 2^13307136 is an apocalyptic number.

13307136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13307136 is an abundant number, since it is smaller than the sum of its proper divisors (22111296).

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

13307136 is an equidigital number, since it uses as much as digits as its factorization.

13307136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17346 (or 17332 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 13307136 is about 3647.8947353234. The cubic root of 13307136 is about 236.9708166099.

Adding to 13307136 its reverse (63170331), we get a palindrome (76477467).

The spelling of 13307136 in words is "thirteen million, three hundred seven thousand, one hundred thirty-six".