4044045539 has 2 divisors, whose sum is σ = 4044045540. Its totient is φ = 4044045538.

The previous prime is 4044045521. The next prime is 4044045547. The reversal of 4044045539 is 9355404404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4044045539 is a prime.

It is not a weakly prime, because it can be changed into another prime (4044035539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022022769 + 2022022770.

It is an arithmetic number, because the mean of its divisors is an integer number (2022022770).

Almost surely, 2^4044045539 is an apocalyptic number.

4044045539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4044045539 is an equidigital number, since it uses as much as digits as its factorization.

4044045539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 4044045539 is about 63592.8104348282. The cubic root of 4044045539 is about 1593.2062904966.

The spelling of 4044045539 in words is "four billion, forty-four million, forty-five thousand, five hundred thirty-nine".