1043434439 has 2 divisors, whose sum is σ = 1043434440. Its totient is φ = 1043434438.

The previous prime is 1043434421. The next prime is 1043434477. The reversal of 1043434439 is 9344343401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1043434439 - 2¹⁶ = 1043368903 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1043434399 and 1043434408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1043434409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521717219 + 521717220.

It is an arithmetic number, because the mean of its divisors is an integer number (521717220).

Almost surely, 2^1043434439 is an apocalyptic number.

1043434439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043434439 is an equidigital number, since it uses as much as digits as its factorization.

1043434439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 1043434439 is about 32302.2358204506. The cubic root of 1043434439 is about 1014.2734457637.

The spelling of 1043434439 in words is "one billion, forty-three million, four hundred thirty-four thousand, four hundred thirty-nine".