1434321439 has 2 divisors, whose sum is σ = 1434321440. Its totient is φ = 1434321438.

The previous prime is 1434321437. The next prime is 1434321521. The reversal of 1434321439 is 9341234341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1434321439 - 2¹ = 1434321437 is a prime.

Together with 1434321437, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434321437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717160719 + 717160720.

It is an arithmetic number, because the mean of its divisors is an integer number (717160720).

Almost surely, 2^1434321439 is an apocalyptic number.

1434321439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434321439 is an equidigital number, since it uses as much as digits as its factorization.

1434321439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 34.

The square root of 1434321439 is about 37872.4364016893. The cubic root of 1434321439 is about 1127.7569096132.

The spelling of 1434321439 in words is "one billion, four hundred thirty-four million, three hundred twenty-one thousand, four hundred thirty-nine".