13144543 has 2 divisors, whose sum is σ = 13144544. Its totient is φ = 13144542.

The previous prime is 13144531. The next prime is 13144577. The reversal of 13144543 is 34544131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13144543 - 2¹³ = 13136351 is a prime.

It is a zygodrome in base 5.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13144513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6572271 + 6572272.

It is an arithmetic number, because the mean of its divisors is an integer number (6572272).

Almost surely, 2^13144543 is an apocalyptic number.

13144543 is a deficient number, since it is larger than the sum of its proper divisors (1).

13144543 is an equidigital number, since it uses as much as digits as its factorization.

13144543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 25.

The square root of 13144543 is about 3625.5403735168. The cubic root of 13144543 is about 236.0017176453.

Adding to 13144543 its reverse (34544131), we get a palindrome (47688674).

The spelling of 13144543 in words is "thirteen million, one hundred forty-four thousand, five hundred forty-three".