12014239 has 4 divisors (see below), whose sum is σ = 12193624. Its totient is φ = 11834856.

The previous prime is 12014221. The next prime is 12014269. The reversal of 12014239 is 93241021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12014239 - 2¹³ = 12006047 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 (12014209) 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, 89592 + ... + 89725.

It is an arithmetic number, because the mean of its divisors is an integer number (3048406).

Almost surely, 2^12014239 is an apocalyptic number.

12014239 is a deficient number, since it is larger than the sum of its proper divisors (179385).

12014239 is an equidigital number, since it uses as much as digits as its factorization.

12014239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179384.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 12014239 is about 3466.1562284467. The cubic root of 12014239 is about 229.0333659740.

The spelling of 12014239 in words is "twelve million, fourteen thousand, two hundred thirty-nine".