434122111 has 2 divisors, whose sum is σ = 434122112. Its totient is φ = 434122110.

The previous prime is 434122061. The next prime is 434122207. The reversal of 434122111 is 111221434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434122111 - 2⁹ = 434121599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434122411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217061055 + 217061056.

It is an arithmetic number, because the mean of its divisors is an integer number (217061056).

Almost surely, 2^434122111 is an apocalyptic number.

434122111 is a deficient number, since it is larger than the sum of its proper divisors (1).

434122111 is an equidigital number, since it uses as much as digits as its factorization.

434122111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 19.

The square root of 434122111 is about 20835.5972076636. The cubic root of 434122111 is about 757.1884291223.

Adding to 434122111 its reverse (111221434), we get a palindrome (545343545).

The spelling of 434122111 in words is "four hundred thirty-four million, one hundred twenty-two thousand, one hundred eleven".