2133040443 has 4 divisors (see below), whose sum is σ = 2844053928. Its totient is φ = 1422026960.

The previous prime is 2133040421. The next prime is 2133040463. The reversal of 2133040443 is 3440403312.

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 2133040443 - 2¹⁴ = 2133024059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2133040463) 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, 355506738 + ... + 355506743.

It is an arithmetic number, because the mean of its divisors is an integer number (711013482).

Almost surely, 2^2133040443 is an apocalyptic number.

2133040443 is a deficient number, since it is larger than the sum of its proper divisors (711013485).

2133040443 is an equidigital number, since it uses as much as digits as its factorization.

2133040443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711013484.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2133040443 is about 46184.8507954719. The cubic root of 2133040443 is about 1287.2602637554.

Adding to 2133040443 its reverse (3440403312), we get a palindrome (5573443755).

The spelling of 2133040443 in words is "two billion, one hundred thirty-three million, forty thousand, four hundred forty-three".