4243023043 has 6 divisors (see below), whose sum is σ = 4935761556. Its totient is φ = 3636876852.

The previous prime is 4243023023. The next prime is 4243023061. The reversal of 4243023043 is 3403203424.

It is a de Polignac number, because none of the positive numbers 2^k-4243023043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4243022999 and 4243023017.

It is not an unprimeable number, because it can be changed into a prime (4243023023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43296105 + ... + 43296202.

It is an arithmetic number, because the mean of its divisors is an integer number (822626926).

Almost surely, 2^4243023043 is an apocalyptic number.

4243023043 is a deficient number, since it is larger than the sum of its proper divisors (692738513).

4243023043 is an equidigital number, since it uses as much as digits as its factorization.

4243023043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86592321 (or 86592314 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 4243023043 is about 65138.4912551711. The cubic root of 4243023043 is about 1618.9190374244.

Adding to 4243023043 its reverse (3403203424), we get a palindrome (7646226467).

The spelling of 4243023043 in words is "four billion, two hundred forty-three million, twenty-three thousand, forty-three".