434111423 has 2 divisors, whose sum is σ = 434111424. Its totient is φ = 434111422.

The previous prime is 434111401. The next prime is 434111459. The reversal of 434111423 is 324111434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434111423 - 2¹⁰ = 434110399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434111723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217055711 + 217055712.

It is an arithmetic number, because the mean of its divisors is an integer number (217055712).

Almost surely, 2^434111423 is an apocalyptic number.

434111423 is a deficient number, since it is larger than the sum of its proper divisors (1).

434111423 is an equidigital number, since it uses as much as digits as its factorization.

434111423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 434111423 is about 20835.3407219560. The cubic root of 434111423 is about 757.1822151284.

Adding to 434111423 its reverse (324111434), we get a palindrome (758222857).

The spelling of 434111423 in words is "four hundred thirty-four million, one hundred eleven thousand, four hundred twenty-three".