4123443231 has 6 divisors (see below), whose sum is σ = 5956084680. Its totient is φ = 2748962148.

The previous prime is 4123443229. The next prime is 4123443241. The reversal of 4123443231 is 1323443214.

It is not a de Polignac number, because 4123443231 - 2¹ = 4123443229 is a prime.

It is a super-2 number, since 2×4123443231² = 34005568158559438722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4123443195 and 4123443204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123443241) 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 in 5 ways as a sum of consecutive naturals, for example, 229080171 + ... + 229080188.

It is an arithmetic number, because the mean of its divisors is an integer number (992680780).

Almost surely, 2^4123443231 is an apocalyptic number.

4123443231 is a deficient number, since it is larger than the sum of its proper divisors (1832641449).

4123443231 is a wasteful number, since it uses less digits than its factorization.

4123443231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458160365 (or 458160362 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 4123443231 is about 64214.0423194180. The cubic root of 4123443231 is about 1603.5653864804.

Adding to 4123443231 its reverse (1323443214), we get a palindrome (5446886445).

The spelling of 4123443231 in words is "four billion, one hundred twenty-three million, four hundred forty-three thousand, two hundred thirty-one".