1044051663 has 16 divisors (see below), whose sum is σ = 1417651200. Its totient is φ = 683326560.

The previous prime is 1044051647. The next prime is 1044051721. The reversal of 1044051663 is 3661504401.

It is not a de Polignac number, because 1044051663 - 2⁴ = 1044051647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1044051663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044051623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40653 + ... + 61161.

It is an arithmetic number, because the mean of its divisors is an integer number (88603200).

Almost surely, 2^1044051663 is an apocalyptic number.

1044051663 is a deficient number, since it is larger than the sum of its proper divisors (373599537).

1044051663 is a wasteful number, since it uses less digits than its factorization.

1044051663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20822.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1044051663 is about 32311.7882977714. The cubic root of 1044051663 is about 1014.4733977974.

The spelling of 1044051663 in words is "one billion, forty-four million, fifty-one thousand, six hundred sixty-three".