14028109 has 16 divisors (see below), whose sum is σ = 14999040. Its totient is φ = 13104000.

The previous prime is 14028103. The next prime is 14028121. The reversal of 14028109 is 90182041.

It is a happy number.

14028109 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 14028109 - 2³ = 14028101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14028101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177532 + ... + 177610.

It is an arithmetic number, because the mean of its divisors is an integer number (937440).

Almost surely, 2^14028109 is an apocalyptic number.

It is an amenable number.

14028109 is a deficient number, since it is larger than the sum of its proper divisors (970931).

14028109 is an equidigital number, since it uses as much as digits as its factorization.

14028109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 14028109 is about 3745.4117263660. The cubic root of 14028109 is about 241.1754202250.

The spelling of 14028109 in words is "fourteen million, twenty-eight thousand, one hundred nine".