2543332013 has 4 divisors (see below), whose sum is σ = 2549125920. Its totient is φ = 2537538108.

The previous prime is 2543331997. The next prime is 2543332031. The reversal of 2543332013 is 3102333452.

It is a happy number.

2543332013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2543332013 - 2⁴ = 2543331997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543332063) 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, 2896295 + ... + 2897172.

It is an arithmetic number, because the mean of its divisors is an integer number (637281480).

Almost surely, 2^2543332013 is an apocalyptic number.

It is an amenable number.

2543332013 is a deficient number, since it is larger than the sum of its proper divisors (5793907).

2543332013 is an equidigital number, since it uses as much as digits as its factorization.

2543332013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5793906.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 2543332013 is about 50431.4585650663. The cubic root of 2543332013 is about 1365.0053469804.

Adding to 2543332013 its reverse (3102333452), we get a palindrome (5645665465).

The spelling of 2543332013 in words is "two billion, five hundred forty-three million, three hundred thirty-two thousand, thirteen".