6531441713143 has 2 divisors, whose sum is σ = 6531441713144. Its totient is φ = 6531441713142.

The previous prime is 6531441713119. The next prime is 6531441713171. The reversal of 6531441713143 is 3413171441356.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6531441713143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6531441713143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6531441713183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3265720856571 + 3265720856572.

It is an arithmetic number, because the mean of its divisors is an integer number (3265720856572).

Almost surely, 2^{6531441713143} is an apocalyptic number.

6531441713143 is a deficient number, since it is larger than the sum of its proper divisors (1).

6531441713143 is an equidigital number, since it uses as much as digits as its factorization.

6531441713143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 43.

The spelling of 6531441713143 in words is "six trillion, five hundred thirty-one billion, four hundred forty-one million, seven hundred thirteen thousand, one hundred forty-three".