4044323009 has 2 divisors, whose sum is σ = 4044323010. Its totient is φ = 4044323008.

The previous prime is 4044322991. The next prime is 4044323021. The reversal of 4044323009 is 9003234404.

4044323009 is digitally balanced in base 2, 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., 3868840000 + 175483009 = 62200^2 + 13247^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4044323009 is a prime.

It is a super-2 number, since 2×4044323009² = 32713097202253628162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4044323039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022161504 + 2022161505.

It is an arithmetic number, because the mean of its divisors is an integer number (2022161505).

Almost surely, 2^4044323009 is an apocalyptic number.

It is an amenable number.

4044323009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4044323009 is an equidigital number, since it uses as much as digits as its factorization.

4044323009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 4044323009 is about 63594.9920119501. The cubic root of 4044323009 is about 1593.2427273464.

The spelling of 4044323009 in words is "four billion, forty-four million, three hundred twenty-three thousand, nine".