2543313233 has 4 divisors (see below), whose sum is σ = 2581273200. Its totient is φ = 2505353268.

The previous prime is 2543313197. The next prime is 2543313259. The reversal of 2543313233 is 3323133452.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2543313233 - 2²⁴ = 2526536017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2543313196 and 2543313205.

It is not an unprimeable number, because it can be changed into a prime (2543313293) 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, 18979883 + ... + 18980016.

It is an arithmetic number, because the mean of its divisors is an integer number (645318300).

Almost surely, 2^2543313233 is an apocalyptic number.

It is an amenable number.

2543313233 is a deficient number, since it is larger than the sum of its proper divisors (37959967).

2543313233 is an equidigital number, since it uses as much as digits as its factorization.

2543313233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37959966.

The product of its digits is 19440, while the sum is 29.

The square root of 2543313233 is about 50431.2723714165. The cubic root of 2543313233 is about 1365.0019872325.

Adding to 2543313233 its reverse (3323133452), we get a palindrome (5866446685).

The spelling of 2543313233 in words is "two billion, five hundred forty-three million, three hundred thirteen thousand, two hundred thirty-three".