14173609 has 4 divisors (see below), whose sum is σ = 14277204. Its totient is φ = 14070016.

The previous prime is 14173591. The next prime is 14173637. The reversal of 14173609 is 90637141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 90637141 = 7 ⋅12948163.

It can be written as a sum of positive squares in 2 ways, for example, as 6350400 + 7823209 = 2520^2 + 2797^2 .

It is a cyclic number.

It is not a de Polignac number, because 14173609 - 2¹¹ = 14171561 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14173669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51592 + ... + 51865.

It is an arithmetic number, because the mean of its divisors is an integer number (3569301).

Almost surely, 2^14173609 is an apocalyptic number.

It is an amenable number.

14173609 is a deficient number, since it is larger than the sum of its proper divisors (103595).

14173609 is a wasteful number, since it uses less digits than its factorization.

14173609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103594.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 14173609 is about 3764.7853856495. The cubic root of 14173609 is about 242.0063803158.

The spelling of 14173609 in words is "fourteen million, one hundred seventy-three thousand, six hundred nine".