13315354246543 has 2 divisors, whose sum is σ = 13315354246544. Its totient is φ = 13315354246542.

The previous prime is 13315354246529. The next prime is 13315354246583. The reversal of 13315354246543 is 34564245351331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13315354246543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13315354246583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6657677123271 + 6657677123272.

It is an arithmetic number, because the mean of its divisors is an integer number (6657677123272).

Almost surely, 2^{13315354246543} is an apocalyptic number.

13315354246543 is a deficient number, since it is larger than the sum of its proper divisors (1).

13315354246543 is an equidigital number, since it uses as much as digits as its factorization.

13315354246543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776000, while the sum is 49.

Adding to 13315354246543 its reverse (34564245351331), we get a palindrome (47879599597874).

The spelling of 13315354246543 in words is "thirteen trillion, three hundred fifteen billion, three hundred fifty-four million, two hundred forty-six thousand, five hundred forty-three".