12090039 has 16 divisors (see below), whose sum is σ = 17785824. Its totient is φ = 7257600.

The previous prime is 12090011. The next prime is 12090053. The reversal of 12090039 is 93009021.

It is a happy number.

It is not a de Polignac number, because 12090039 - 2⁹ = 12089527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12090079) 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, 2182 + ... + 5379.

It is an arithmetic number, because the mean of its divisors is an integer number (1111614).

Almost surely, 2^12090039 is an apocalyptic number.

12090039 is a deficient number, since it is larger than the sum of its proper divisors (5695785).

12090039 is a wasteful number, since it uses less digits than its factorization.

12090039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7618.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 12090039 is about 3477.0733383120. The cubic root of 12090039 is about 229.5140274603.

The spelling of 12090039 in words is "twelve million, ninety thousand, thirty-nine".