13836513 has 8 divisors (see below), whose sum is σ = 18473728. Its totient is φ = 9211824.

The previous prime is 13836499. The next prime is 13836527. The reversal of 13836513 is 31563831.

It is an interprime number because it is at equal distance from previous prime (13836499) and next prime (13836527).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13836513 - 2⁸ = 13836257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13836413) 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, 145 + ... + 5262.

It is an arithmetic number, because the mean of its divisors is an integer number (2309216).

Almost surely, 2^13836513 is an apocalyptic number.

It is an amenable number.

13836513 is a deficient number, since it is larger than the sum of its proper divisors (4637215).

13836513 is an equidigital number, since it uses as much as digits as its factorization.

13836513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263.

The product of its digits is 6480, while the sum is 30.

The square root of 13836513 is about 3719.7463623210. The cubic root of 13836513 is about 240.0723913568.

The spelling of 13836513 in words is "thirteen million, eight hundred thirty-six thousand, five hundred thirteen".