1324441439 has 2 divisors, whose sum is σ = 1324441440. Its totient is φ = 1324441438.

The previous prime is 1324441411. The next prime is 1324441477. The reversal of 1324441439 is 9341444231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1324441439 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1324441399 and 1324441408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1324441639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662220719 + 662220720.

It is an arithmetic number, because the mean of its divisors is an integer number (662220720).

Almost surely, 2^1324441439 is an apocalyptic number.

1324441439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1324441439 is an equidigital number, since it uses as much as digits as its factorization.

1324441439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 35.

The square root of 1324441439 is about 36392.8762122479. The cubic root of 1324441439 is about 1098.1902580937.

The spelling of 1324441439 in words is "one billion, three hundred twenty-four million, four hundred forty-one thousand, four hundred thirty-nine".