2043453203 has 6 divisors (see below), whose sum is σ = 2246109852. Its totient is φ = 1857684620.

The previous prime is 2043453127. The next prime is 2043453233. The reversal of 2043453203 is 3023543402.

It is not a de Polignac number, because 2043453203 - 2²⁶ = 1976344339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043453233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8443901 + ... + 8444142.

It is an arithmetic number, because the mean of its divisors is an integer number (374351642).

Almost surely, 2^2043453203 is an apocalyptic number.

2043453203 is a deficient number, since it is larger than the sum of its proper divisors (202656649).

2043453203 is a wasteful number, since it uses less digits than its factorization.

2043453203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16888065 (or 16888054 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 2043453203 is about 45204.5705985578. The cubic root of 2043453203 is about 1268.9803548254.

Adding to 2043453203 its reverse (3023543402), we get a palindrome (5066996605).

It can be divided in two parts, 20434 and 53203, that added together give a palindrome (73637).

The spelling of 2043453203 in words is "two billion, forty-three million, four hundred fifty-three thousand, two hundred three".