13543053 has 4 divisors (see below), whose sum is σ = 18057408. Its totient is φ = 9028700.

The previous prime is 13543051. The next prime is 13543069. The reversal of 13543053 is 35034531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13543053 - 2¹ = 13543051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13543051) 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 in 3 ways as a sum of consecutive naturals, for example, 2257173 + ... + 2257178.

It is an arithmetic number, because the mean of its divisors is an integer number (4514352).

Almost surely, 2^13543053 is an apocalyptic number.

It is an amenable number.

13543053 is a deficient number, since it is larger than the sum of its proper divisors (4514355).

13543053 is an equidigital number, since it uses as much as digits as its factorization.

13543053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4514354.

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

The square root of 13543053 is about 3680.0887217566. The cubic root of 13543053 is about 238.3630091117.

Adding to 13543053 its reverse (35034531), we get a palindrome (48577584).

The spelling of 13543053 in words is "thirteen million, five hundred forty-three thousand, fifty-three".