1024320439 has 2 divisors, whose sum is σ = 1024320440. Its totient is φ = 1024320438.

The previous prime is 1024320421. The next prime is 1024320443. The reversal of 1024320439 is 9340234201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1024320439 - 2¹⁷ = 1024189367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1024320139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512160219 + 512160220.

It is an arithmetic number, because the mean of its divisors is an integer number (512160220).

Almost surely, 2^1024320439 is an apocalyptic number.

1024320439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024320439 is an equidigital number, since it uses as much as digits as its factorization.

1024320439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 1024320439 is about 32005.0064677388. The cubic root of 1024320439 is about 1008.0419664096.

The spelling of 1024320439 in words is "one billion, twenty-four million, three hundred twenty thousand, four hundred thirty-nine".