12094009 has 2 divisors, whose sum is σ = 12094010. Its totient is φ = 12094008.

The previous prime is 12094003. The next prime is 12094039. The reversal of 12094009 is 90049021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9903609 + 2190400 = 3147^2 + 1480^2 .

It is an emirp because it is prime and its reverse (90049021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12094009 - 2³ = 12094001 is a prime.

It is not a weakly prime, because it can be changed into another prime (12094001) 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 as a sum of consecutive naturals, namely, 6047004 + 6047005.

It is an arithmetic number, because the mean of its divisors is an integer number (6047005).

Almost surely, 2^12094009 is an apocalyptic number.

It is an amenable number.

12094009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12094009 is an equidigital number, since it uses as much as digits as its factorization.

12094009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 12094009 is about 3477.6441738625. The cubic root of 12094009 is about 229.5391465128.

The spelling of 12094009 in words is "twelve million, ninety-four thousand, nine".