13500455543 has 2 divisors, whose sum is σ = 13500455544. Its totient is φ = 13500455542.

The previous prime is 13500455513. The next prime is 13500455557. The reversal of 13500455543 is 34555400531.

13500455543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13500455543 - 2¹⁰ = 13500454519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13500455503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750227771 + 6750227772.

It is an arithmetic number, because the mean of its divisors is an integer number (6750227772).

Almost surely, 2^13500455543 is an apocalyptic number.

13500455543 is a deficient number, since it is larger than the sum of its proper divisors (1).

13500455543 is an equidigital number, since it uses as much as digits as its factorization.

13500455543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 13500455543 in words is "thirteen billion, five hundred million, four hundred fifty-five thousand, five hundred forty-three".