11323304143 has 2 divisors, whose sum is σ = 11323304144. Its totient is φ = 11323304142.

The previous prime is 11323304137. The next prime is 11323304231. The reversal of 11323304143 is 34140332311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11323304143 - 2²¹ = 11321206991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11323304123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661652071 + 5661652072.

It is an arithmetic number, because the mean of its divisors is an integer number (5661652072).

Almost surely, 2^11323304143 is an apocalyptic number.

11323304143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323304143 is an equidigital number, since it uses as much as digits as its factorization.

11323304143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 11323304143 its reverse (34140332311), we get a palindrome (45463636454).

The spelling of 11323304143 in words is "eleven billion, three hundred twenty-three million, three hundred four thousand, one hundred forty-three".