14019239 has 4 divisors (see below), whose sum is σ = 15097656. Its totient is φ = 12940824.

The previous prime is 14019233. The next prime is 14019251. The reversal of 14019239 is 93291041.

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: 93291041 = 179 ⋅521179.

It is not a de Polignac number, because 14019239 - 2²⁰ = 12970663 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 (14019233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539189 + ... + 539214.

It is an arithmetic number, because the mean of its divisors is an integer number (3774414).

Almost surely, 2^14019239 is an apocalyptic number.

14019239 is a deficient number, since it is larger than the sum of its proper divisors (1078417).

14019239 is a wasteful number, since it uses less digits than its factorization.

14019239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078416.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 14019239 is about 3744.2274236483. The cubic root of 14019239 is about 241.1245776152.

The spelling of 14019239 in words is "fourteen million, nineteen thousand, two hundred thirty-nine".