4544009 has 2 divisors, whose sum is σ = 4544010. Its totient is φ = 4544008.

The previous prime is 4543993. The next prime is 4544063. The reversal of 4544009 is 9004454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4528384 + 15625 = 2128^2 + 125^2 .

It is a cyclic number.

It is not a de Polignac number, because 4544009 - 2⁴ = 4543993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4544209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2272004 + 2272005.

It is an arithmetic number, because the mean of its divisors is an integer number (2272005).

Almost surely, 2^4544009 is an apocalyptic number.

It is an amenable number.

4544009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4544009 is an equidigital number, since it uses as much as digits as its factorization.

4544009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 4544009 is about 2131.6681261397. The cubic root of 4544009 is about 165.6328193294.

The spelling of 4544009 in words is "four million, five hundred forty-four thousand, nine".