13653745 has 8 divisors (see below), whose sum is σ = 18725184. Its totient is φ = 9362544.

The previous prime is 13653727. The next prime is 13653763. The reversal of 13653745 is 54735631.

13653745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13653727) and next prime (13653763).

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

It is a cyclic number.

It is not a de Polignac number, because 13653745 - 2⁵ = 13653713 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 13653745.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195019 + ... + 195088.

It is an arithmetic number, because the mean of its divisors is an integer number (2340648).

Almost surely, 2^13653745 is an apocalyptic number.

It is an amenable number.

13653745 is a deficient number, since it is larger than the sum of its proper divisors (5071439).

13653745 is an equidigital number, since it uses as much as digits as its factorization.

13653745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390119.

The product of its digits is 37800, while the sum is 34.

The square root of 13653745 is about 3695.0974276736. The cubic root of 13653745 is about 239.0106552674.

The spelling of 13653745 in words is "thirteen million, six hundred fifty-three thousand, seven hundred forty-five".