13053543 has 16 divisors (see below), whose sum is σ = 17867136. Its totient is φ = 8474400.

The previous prime is 13053527. The next prime is 13053577. The reversal of 13053543 is 34535031.

It is a happy number.

It is not a de Polignac number, because 13053543 - 2⁴ = 13053527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13053503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19980 + ... + 20622.

It is an arithmetic number, because the mean of its divisors is an integer number (1116696).

Almost surely, 2^13053543 is an apocalyptic number.

13053543 is a deficient number, since it is larger than the sum of its proper divisors (4813593).

13053543 is a wasteful number, since it uses less digits than its factorization.

13053543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 13053543 is about 3612.9687239167. The cubic root of 13053543 is about 235.4558407291.

Adding to 13053543 its reverse (34535031), we get a palindrome (47588574).

The spelling of 13053543 in words is "thirteen million, fifty-three thousand, five hundred forty-three".