13545243352099 has 2 divisors, whose sum is σ = 13545243352100. Its totient is φ = 13545243352098.

The previous prime is 13545243352073. The next prime is 13545243352163. The reversal of 13545243352099 is 99025334254531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13545243352099 - 2²⁵ = 13545209797667 is a prime.

It is not a weakly prime, because it can be changed into another prime (13545243352499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6772621676049 + 6772621676050.

It is an arithmetic number, because the mean of its divisors is an integer number (6772621676050).

Almost surely, 2^{13545243352099} is an apocalyptic number.

13545243352099 is a deficient number, since it is larger than the sum of its proper divisors (1).

13545243352099 is an equidigital number, since it uses as much as digits as its factorization.

13545243352099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496000, while the sum is 55.

The spelling of 13545243352099 in words is "thirteen trillion, five hundred forty-five billion, two hundred forty-three million, three hundred fifty-two thousand, ninety-nine".