13532443 has 4 divisors (see below), whose sum is σ = 13565160. Its totient is φ = 13499728.

The previous prime is 13532429. The next prime is 13532447. The reversal of 13532443 is 34423531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13532443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13532447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15730 + ... + 16567.

It is an arithmetic number, because the mean of its divisors is an integer number (3391290).

Almost surely, 2^13532443 is an apocalyptic number.

13532443 is a deficient number, since it is larger than the sum of its proper divisors (32717).

13532443 is an equidigital number, since it uses as much as digits as its factorization.

13532443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32716.

The product of its digits is 4320, while the sum is 25.

The square root of 13532443 is about 3678.6468979776. The cubic root of 13532443 is about 238.3007461382.

Adding to 13532443 its reverse (34423531), we get a palindrome (47955974).

The spelling of 13532443 in words is "thirteen million, five hundred thirty-two thousand, four hundred forty-three".