434959843 has 2 divisors, whose sum is σ = 434959844. Its totient is φ = 434959842.

The previous prime is 434959801. The next prime is 434959849. The reversal of 434959843 is 348959434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434959843 - 2¹³ = 434951651 is a prime.

It is not a weakly prime, because it can be changed into another prime (434959849) 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, 217479921 + 217479922.

It is an arithmetic number, because the mean of its divisors is an integer number (217479922).

Almost surely, 2^434959843 is an apocalyptic number.

434959843 is a deficient number, since it is larger than the sum of its proper divisors (1).

434959843 is an equidigital number, since it uses as much as digits as its factorization.

434959843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 49.

The square root of 434959843 is about 20855.6909020056. The cubic root of 434959843 is about 757.6751688193.

The spelling of 434959843 in words is "four hundred thirty-four million, nine hundred fifty-nine thousand, eight hundred forty-three".