12306039 has 16 divisors (see below), whose sum is σ = 17101824. Its totient is φ = 7862400.

The previous prime is 12306037. The next prime is 12306061. The reversal of 12306039 is 93060321.

12306039 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12306039 - 2¹ = 12306037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12306031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9924 + ... + 11094.

It is an arithmetic number, because the mean of its divisors is an integer number (1068864).

Almost surely, 2^12306039 is an apocalyptic number.

12306039 is a deficient number, since it is larger than the sum of its proper divisors (4795785).

12306039 is a wasteful number, since it uses less digits than its factorization.

12306039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 12306039 is about 3507.9964367143. The cubic root of 12306039 is about 230.8727959166.

The spelling of 12306039 in words is "twelve million, three hundred six thousand, thirty-nine".