1004424439 has 2 divisors, whose sum is σ = 1004424440. Its totient is φ = 1004424438.

The previous prime is 1004424431. The next prime is 1004424479. The reversal of 1004424439 is 9344244001.

It is a weak prime.

It is an emirp because it is prime and its reverse (9344244001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1004424439 - 2³ = 1004424431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1004424439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004424431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502212219 + 502212220.

It is an arithmetic number, because the mean of its divisors is an integer number (502212220).

Almost surely, 2^1004424439 is an apocalyptic number.

1004424439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004424439 is an equidigital number, since it uses as much as digits as its factorization.

1004424439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 1004424439 is about 31692.6559158427. The cubic root of 1004424439 is about 1001.4726432573.

The spelling of 1004424439 in words is "one billion, four million, four hundred twenty-four thousand, four hundred thirty-nine".