434444039 has 2 divisors, whose sum is σ = 434444040. Its totient is φ = 434444038.

The previous prime is 434444011. The next prime is 434444051. The reversal of 434444039 is 930444434.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434444039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434444069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217222019 + 217222020.

It is an arithmetic number, because the mean of its divisors is an integer number (217222020).

Almost surely, 2^434444039 is an apocalyptic number.

434444039 is a deficient number, since it is larger than the sum of its proper divisors (1).

434444039 is an equidigital number, since it uses as much as digits as its factorization.

434444039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 35.

The square root of 434444039 is about 20843.3212084831. The cubic root of 434444039 is about 757.3755499967.

The spelling of 434444039 in words is "four hundred thirty-four million, four hundred forty-four thousand, thirty-nine".