12339279 has 6 divisors (see below), whose sum is σ = 17823416. Its totient is φ = 8226180.

The previous prime is 12339277. The next prime is 12339287. The reversal of 12339279 is 97293321.

12339279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12339279 - 2¹ = 12339277 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 (12339277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 685507 + ... + 685524.

Almost surely, 2^12339279 is an apocalyptic number.

12339279 is a deficient number, since it is larger than the sum of its proper divisors (5484137).

12339279 is a wasteful number, since it uses less digits than its factorization.

12339279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371037 (or 1371034 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 12339279 is about 3512.7309888461. The cubic root of 12339279 is about 231.0804801939.

The spelling of 12339279 in words is "twelve million, three hundred thirty-nine thousand, two hundred seventy-nine".