434122019 has 2 divisors, whose sum is σ = 434122020. Its totient is φ = 434122018.

The previous prime is 434122009. The next prime is 434122037. The reversal of 434122019 is 910221434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434122019 - 2⁸ = 434121763 is a prime.

It is a super-2 number, since 2×434122019² = 376923854761272722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (434122009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217061009 + 217061010.

It is an arithmetic number, because the mean of its divisors is an integer number (217061010).

Almost surely, 2^434122019 is an apocalyptic number.

434122019 is a deficient number, since it is larger than the sum of its proper divisors (1).

434122019 is an equidigital number, since it uses as much as digits as its factorization.

434122019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 434122019 is about 20835.5949999034. The cubic root of 434122019 is about 757.1883756340.

The spelling of 434122019 in words is "four hundred thirty-four million, one hundred twenty-two thousand, nineteen".