13635134 has 4 divisors (see below), whose sum is σ = 20452704. Its totient is φ = 6817566.

The previous prime is 13635131. The next prime is 13635161. The reversal of 13635134 is 43153631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43153631 = 1019 ⋅42349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13635131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3408782 + ... + 3408785.

It is an arithmetic number, because the mean of its divisors is an integer number (5113176).

Almost surely, 2^13635134 is an apocalyptic number.

13635134 is a deficient number, since it is larger than the sum of its proper divisors (6817570).

13635134 is an equidigital number, since it uses as much as digits as its factorization.

13635134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6817569.

The product of its digits is 3240, while the sum is 26.

The square root of 13635134 is about 3692.5782320758. The cubic root of 13635134 is about 238.9020098636.

Adding to 13635134 its reverse (43153631), we get a palindrome (56788765).

The spelling of 13635134 in words is "thirteen million, six hundred thirty-five thousand, one hundred thirty-four".