12765339 has 12 divisors (see below), whose sum is σ = 18479656. Its totient is φ = 8491392.

The previous prime is 12765331. The next prime is 12765349. The reversal of 12765339 is 93356721.

It is not a de Polignac number, because 12765339 - 2³ = 12765331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12765331) 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 11 ways as a sum of consecutive naturals, for example, 3627 + ... + 6219.

Almost surely, 2^12765339 is an apocalyptic number.

12765339 is a deficient number, since it is larger than the sum of its proper divisors (5714317).

12765339 is a wasteful number, since it uses less digits than its factorization.

12765339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3146 (or 3143 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 12765339 is about 3572.8614582712. The cubic root of 12765339 is about 233.7100836451.

The spelling of 12765339 in words is "twelve million, seven hundred sixty-five thousand, three hundred thirty-nine".