13289543 has 2 divisors, whose sum is σ = 13289544. Its totient is φ = 13289542.

The previous prime is 13289519. The next prime is 13289581. The reversal of 13289543 is 34598231.

13289543 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (34598231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13289543 - 2¹⁰ = 13288519 is a prime.

It is a super-2 number, since 2×13289543² = 353223906297698, which contains 22 as substring.

It is equal to p₈₆₆₈₅₂ and since 13289543 and 866852 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13289503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6644771 + 6644772.

It is an arithmetic number, because the mean of its divisors is an integer number (6644772).

Almost surely, 2^13289543 is an apocalyptic number.

13289543 is a deficient number, since it is larger than the sum of its proper divisors (1).

13289543 is an equidigital number, since it uses as much as digits as its factorization.

13289543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 35.

The square root of 13289543 is about 3645.4825469339. The cubic root of 13289543 is about 236.8663396792.

The spelling of 13289543 in words is "thirteen million, two hundred eighty-nine thousand, five hundred forty-three".