13653734 has 4 divisors (see below), whose sum is σ = 20480604. Its totient is φ = 6826866.

The previous prime is 13653727. The next prime is 13653763. The reversal of 13653734 is 43735631.

13653734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13653734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3413432 + ... + 3413435.

It is an arithmetic number, because the mean of its divisors is an integer number (5120151).

Almost surely, 2^13653734 is an apocalyptic number.

13653734 is a deficient number, since it is larger than the sum of its proper divisors (6826870).

13653734 is an equidigital number, since it uses as much as digits as its factorization.

13653734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6826869.

The product of its digits is 22680, while the sum is 32.

The square root of 13653734 is about 3695.0959392146. The cubic root of 13653734 is about 239.0105910819.

The spelling of 13653734 in words is "thirteen million, six hundred fifty-three thousand, seven hundred thirty-four".