13504243535227 has 2 divisors, whose sum is σ = 13504243535228. Its totient is φ = 13504243535226.

The previous prime is 13504243535219. The next prime is 13504243535389. The reversal of 13504243535227 is 72253534240531.

13504243535227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13504243535227 - 2³ = 13504243535219 is a prime.

It is not a weakly prime, because it can be changed into another prime (13504243536227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6752121767613 + 6752121767614.

It is an arithmetic number, because the mean of its divisors is an integer number (6752121767614).

Almost surely, 2^{13504243535227} is an apocalyptic number.

13504243535227 is a deficient number, since it is larger than the sum of its proper divisors (1).

13504243535227 is an equidigital number, since it uses as much as digits as its factorization.

13504243535227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024000, while the sum is 46.

Adding to 13504243535227 its reverse (72253534240531), we get a palindrome (85757777775758).

The spelling of 13504243535227 in words is "thirteen trillion, five hundred four billion, two hundred forty-three million, five hundred thirty-five thousand, two hundred twenty-seven".