13813653 has 8 divisors (see below), whose sum is σ = 21049408. Its totient is φ = 7893504.

The previous prime is 13813651. The next prime is 13813699. The reversal of 13813653 is 35631831.

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

It is not a de Polignac number, because 13813653 - 2¹ = 13813651 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 13813653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13813651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328876 + ... + 328917.

It is an arithmetic number, because the mean of its divisors is an integer number (2631176).

Almost surely, 2^13813653 is an apocalyptic number.

It is an amenable number.

13813653 is a deficient number, since it is larger than the sum of its proper divisors (7235755).

13813653 is an equidigital number, since it uses as much as digits as its factorization.

13813653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657803.

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

The square root of 13813653 is about 3716.6723019389. The cubic root of 13813653 is about 239.9401065823.

The spelling of 13813653 in words is "thirteen million, eight hundred thirteen thousand, six hundred fifty-three".