12068009 has 2 divisors, whose sum is σ = 12068010. Its totient is φ = 12068008.

The previous prime is 12067933. The next prime is 12068033. The reversal of 12068009 is 90086021.

12068009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12054784 + 13225 = 3472^2 + 115^2 .

It is an emirp because it is prime and its reverse (90086021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12068009 is a prime.

It is not a weakly prime, because it can be changed into another prime (12068099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6034004 + 6034005.

It is an arithmetic number, because the mean of its divisors is an integer number (6034005).

Almost surely, 2^12068009 is an apocalyptic number.

It is an amenable number.

12068009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12068009 is an equidigital number, since it uses as much as digits as its factorization.

12068009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 12068009 is about 3473.9039998250. The cubic root of 12068009 is about 229.3745388503.

The spelling of 12068009 in words is "twelve million, sixty-eight thousand, nine".