4223434123 has 2 divisors, whose sum is σ = 4223434124. Its totient is φ = 4223434122.

The previous prime is 4223434093. The next prime is 4223434139. The reversal of 4223434123 is 3214343224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4223434123 - 2⁵ = 4223434091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4223434091 and 4223434100.

It is not a weakly prime, because it can be changed into another prime (4223434183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111717061 + 2111717062.

It is an arithmetic number, because the mean of its divisors is an integer number (2111717062).

Almost surely, 2^4223434123 is an apocalyptic number.

4223434123 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223434123 is an equidigital number, since it uses as much as digits as its factorization.

4223434123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 28.

The square root of 4223434123 is about 64987.9536760468. The cubic root of 4223434123 is about 1616.4238192682.

Adding to 4223434123 its reverse (3214343224), we get a palindrome (7437777347).

The spelling of 4223434123 in words is "four billion, two hundred twenty-three million, four hundred thirty-four thousand, one hundred twenty-three".