12007609 has 2 divisors, whose sum is σ = 12007610. Its totient is φ = 12007608.

The previous prime is 12007603. The next prime is 12007649. The reversal of 12007609 is 90670021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10061584 + 1946025 = 3172^2 + 1395^2 .

It is a cyclic number.

It is not a de Polignac number, because 12007609 - 2⁵ = 12007577 is a prime.

It is not a weakly prime, because it can be changed into another prime (12007603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6003804 + 6003805.

It is an arithmetic number, because the mean of its divisors is an integer number (6003805).

Almost surely, 2^12007609 is an apocalyptic number.

It is an amenable number.

12007609 is a deficient number, since it is larger than the sum of its proper divisors (1).

12007609 is an equidigital number, since it uses as much as digits as its factorization.

12007609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 12007609 is about 3465.1997056447. The cubic root of 12007609 is about 228.9912279014.

The spelling of 12007609 in words is "twelve million, seven thousand, six hundred nine".