12441009 has 8 divisors (see below), whose sum is σ = 18957760. Its totient is φ = 7109136.

The previous prime is 12441001. The next prime is 12441017. The reversal of 12441009 is 90014421.

12441009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12441001) and next prime (12441017).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12441009 - 2³ = 12441001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 592429 = 12441009 / (1 + 2 + 4 + 4 + 1 + 0 + 0 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12441001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296194 + ... + 296235.

It is an arithmetic number, because the mean of its divisors is an integer number (2369720).

Almost surely, 2^12441009 is an apocalyptic number.

It is an amenable number.

12441009 is a deficient number, since it is larger than the sum of its proper divisors (6516751).

12441009 is an equidigital number, since it uses as much as digits as its factorization.

12441009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592439.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 12441009 is about 3527.1814526616. The cubic root of 12441009 is about 231.7137832386.

The spelling of 12441009 in words is "twelve million, four hundred forty-one thousand, nine".