1044663339 has 8 divisors (see below), whose sum is σ = 1466194240. Its totient is φ = 659787336.

The previous prime is 1044663331. The next prime is 1044663349. The reversal of 1044663339 is 9333664401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1044663339 - 2³ = 1044663331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1044663297 and 1044663306.

It is not an unprimeable number, because it can be changed into a prime (1044663331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9163657 + ... + 9163770.

It is an arithmetic number, because the mean of its divisors is an integer number (183274280).

Almost surely, 2^1044663339 is an apocalyptic number.

1044663339 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1044663339 is a deficient number, since it is larger than the sum of its proper divisors (421530901).

1044663339 is a wasteful number, since it uses less digits than its factorization.

1044663339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18327449.

The product of its (nonzero) digits is 139968, while the sum is 39.

The square root of 1044663339 is about 32321.2521261166. The cubic root of 1044663339 is about 1014.6714748048.

The spelling of 1044663339 in words is "one billion, forty-four million, six hundred sixty-three thousand, three hundred thirty-nine".