2243043023 has 4 divisors (see below), whose sum is σ = 2415584808. Its totient is φ = 2070501240.

The previous prime is 2243042999. The next prime is 2243043031. The reversal of 2243043023 is 3203403422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2243043023 - 2¹² = 2243038927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2243043023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243043083) 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 3 ways as a sum of consecutive naturals, for example, 86270873 + ... + 86270898.

It is an arithmetic number, because the mean of its divisors is an integer number (603896202).

Almost surely, 2^2243043023 is an apocalyptic number.

2243043023 is a deficient number, since it is larger than the sum of its proper divisors (172541785).

2243043023 is a wasteful number, since it uses less digits than its factorization.

2243043023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172541784.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 2243043023 is about 47360.7751520179. The cubic root of 2243043023 is about 1309.0187518117.

Adding to 2243043023 its reverse (3203403422), we get a palindrome (5446446445).

The spelling of 2243043023 in words is "two billion, two hundred forty-three million, forty-three thousand, twenty-three".