1044029989 has 2 divisors, whose sum is σ = 1044029990. Its totient is φ = 1044029988.

The previous prime is 1044029971. The next prime is 1044030011. The reversal of 1044029989 is 9899204401.

1044029989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 736308225 + 307721764 = 27135^2 + 17542^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044029989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044029969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522014994 + 522014995.

It is an arithmetic number, because the mean of its divisors is an integer number (522014995).

Almost surely, 2^1044029989 is an apocalyptic number.

It is an amenable number.

1044029989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044029989 is an equidigital number, since it uses as much as digits as its factorization.

1044029989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 1044029989 is about 32311.4529075992. The cubic root of 1044029989 is about 1014.4663777589.

The spelling of 1044029989 in words is "one billion, forty-four million, twenty-nine thousand, nine hundred eighty-nine".