5143542332321 has 2 divisors, whose sum is σ = 5143542332322. Its totient is φ = 5143542332320.

The previous prime is 5143542332239. The next prime is 5143542332323. The reversal of 5143542332321 is 1232332453415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3616615027600 + 1526927304721 = 1901740^2 + 1235689^2 .

It is a cyclic number.

It is not a de Polignac number, because 5143542332321 - 2¹⁴ = 5143542315937 is a prime.

Together with 5143542332323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5143542332323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2571771166160 + 2571771166161.

It is an arithmetic number, because the mean of its divisors is an integer number (2571771166161).

Almost surely, 2^{5143542332321} is an apocalyptic number.

It is an amenable number.

5143542332321 is a deficient number, since it is larger than the sum of its proper divisors (1).

5143542332321 is an equidigital number, since it uses as much as digits as its factorization.

5143542332321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 38.

Adding to 5143542332321 its reverse (1232332453415), we get a palindrome (6375874785736).

The spelling of 5143542332321 in words is "five trillion, one hundred forty-three billion, five hundred forty-two million, three hundred thirty-two thousand, three hundred twenty-one".