13316443 has 8 divisors (see below), whose sum is σ = 15240960. Its totient is φ = 11397480.

The previous prime is 13316419. The next prime is 13316449. The reversal of 13316443 is 34461331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13316443 - 2⁹ = 13315931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13316449) 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 7 ways as a sum of consecutive naturals, for example, 8058 + ... + 9568.

It is an arithmetic number, because the mean of its divisors is an integer number (1905120).

Almost surely, 2^13316443 is an apocalyptic number.

13316443 is a deficient number, since it is larger than the sum of its proper divisors (1924517).

13316443 is a wasteful number, since it uses less digits than its factorization.

13316443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777.

The product of its digits is 2592, while the sum is 25.

The square root of 13316443 is about 3649.1701796436. The cubic root of 13316443 is about 237.0260494669.

Adding to 13316443 its reverse (34461331), we get a palindrome (47777774).

The spelling of 13316443 in words is "thirteen million, three hundred sixteen thousand, four hundred forty-three".