2043223403 has 4 divisors (see below), whose sum is σ = 2200394448. Its totient is φ = 1886052360.

The previous prime is 2043223379. The next prime is 2043223447. The reversal of 2043223403 is 3043223402.

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 2043223403 - 2¹⁸ = 2042961259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043223453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78585503 + ... + 78585528.

It is an arithmetic number, because the mean of its divisors is an integer number (550098612).

Almost surely, 2^2043223403 is an apocalyptic number.

2043223403 is a deficient number, since it is larger than the sum of its proper divisors (157171045).

2043223403 is a wasteful number, since it uses less digits than its factorization.

2043223403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157171044.

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

The square root of 2043223403 is about 45202.0287487188. The cubic root of 2043223403 is about 1268.9327845952.

Adding to 2043223403 its reverse (3043223402), we get a palindrome (5086446805).

Subtracting 2043223403 from its reverse (3043223402), we obtain a palindrome (999999999).

The spelling of 2043223403 in words is "two billion, forty-three million, two hundred twenty-three thousand, four hundred three".