434034023 has 2 divisors, whose sum is σ = 434034024. Its totient is φ = 434034022.

The previous prime is 434034019. The next prime is 434034053. The reversal of 434034023 is 320430434.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434034023 - 2² = 434034019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 434034023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434034053) 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, 217017011 + 217017012.

It is an arithmetic number, because the mean of its divisors is an integer number (217017012).

Almost surely, 2^434034023 is an apocalyptic number.

434034023 is a deficient number, since it is larger than the sum of its proper divisors (1).

434034023 is an equidigital number, since it uses as much as digits as its factorization.

434034023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 434034023 is about 20833.4832181275. The cubic root of 434034023 is about 757.1372117923.

Adding to 434034023 its reverse (320430434), we get a palindrome (754464457).

The spelling of 434034023 in words is "four hundred thirty-four million, thirty-four thousand, twenty-three".