4243424123 has 8 divisors (see below), whose sum is σ = 4429243296. Its totient is φ = 4057715200.

The previous prime is 4243424113. The next prime is 4243424153. The reversal of 4243424123 is 3214243424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4243424123 - 2⁸ = 4243423867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243424113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56603 + ... + 108123.

It is an arithmetic number, because the mean of its divisors is an integer number (553655412).

Almost surely, 2^4243424123 is an apocalyptic number.

4243424123 is a deficient number, since it is larger than the sum of its proper divisors (185819173).

4243424123 is a wasteful number, since it uses less digits than its factorization.

4243424123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55125.

The product of its digits is 18432, while the sum is 29.

The square root of 4243424123 is about 65141.5698536656. The cubic root of 4243424123 is about 1618.9700463067.

Adding to 4243424123 its reverse (3214243424), we get a palindrome (7457667547).

The spelling of 4243424123 in words is "four billion, two hundred forty-three million, four hundred twenty-four thousand, one hundred twenty-three".