13533254509 has 2 divisors, whose sum is σ = 13533254510. Its totient is φ = 13533254508.

The previous prime is 13533254489. The next prime is 13533254513. The reversal of 13533254509 is 90545233531.

13533254509 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 can be written as a sum of positive squares in only one way, i.e., 13495468900 + 37785609 = 116170^2 + 6147^2 .

It is an emirp because it is prime and its reverse (90545233531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13533254509 - 2⁷ = 13533254381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13533254309) 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, 6766627254 + 6766627255.

It is an arithmetic number, because the mean of its divisors is an integer number (6766627255).

Almost surely, 2^13533254509 is an apocalyptic number.

It is an amenable number.

13533254509 is a deficient number, since it is larger than the sum of its proper divisors (1).

13533254509 is an equidigital number, since it uses as much as digits as its factorization.

13533254509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 13533254509 in words is "thirteen billion, five hundred thirty-three million, two hundred fifty-four thousand, five hundred nine".