13559845 has 16 divisors (see below), whose sum is σ = 17619840. Its totient is φ = 9958464.

The previous prime is 13559831. The next prime is 13559851. The reversal of 13559845 is 54895531.

13559845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13559845 - 2⁵ = 13559813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13559798 and 13559807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14296 + ... + 15214.

It is an arithmetic number, because the mean of its divisors is an integer number (1101240).

Almost surely, 2^13559845 is an apocalyptic number.

It is an amenable number.

13559845 is a deficient number, since it is larger than the sum of its proper divisors (4059995).

13559845 is a wasteful number, since it uses less digits than its factorization.

13559845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164.

The product of its digits is 108000, while the sum is 40.

The square root of 13559845 is about 3682.3694817332. The cubic root of 13559845 is about 238.4614836708.

The spelling of 13559845 in words is "thirteen million, five hundred fifty-nine thousand, eight hundred forty-five".