13669135 has 4 divisors (see below), whose sum is σ = 16402968. Its totient is φ = 10935304.

The previous prime is 13669129. The next prime is 13669147. The reversal of 13669135 is 53196631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53196631 = 23 ⋅2312897.

It is a cyclic number.

It is not a de Polignac number, because 13669135 - 2²¹ = 11571983 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13669135.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1366909 + ... + 1366918.

It is an arithmetic number, because the mean of its divisors is an integer number (4100742).

Almost surely, 2^13669135 is an apocalyptic number.

13669135 is a deficient number, since it is larger than the sum of its proper divisors (2733833).

13669135 is an equidigital number, since it uses as much as digits as its factorization.

13669135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2733832.

The product of its digits is 14580, while the sum is 34.

The square root of 13669135 is about 3697.1793302462. The cubic root of 13669135 is about 239.1004228930.

It can be divided in two parts, 1366 and 9135, that added together give a palindrome (10501).

The spelling of 13669135 in words is "thirteen million, six hundred sixty-nine thousand, one hundred thirty-five".