13671368 has 16 divisors (see below), whose sum is σ = 26259660. Its totient is φ = 6668800.

The previous prime is 13671353. The next prime is 13671373. The reversal of 13671368 is 86317631.

It can be written as a sum of positive squares in 2 ways, for example, as 13557124 + 114244 = 3682^2 + 338^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20513 + ... + 21168.

Almost surely, 2^13671368 is an apocalyptic number.

It is an amenable number.

13671368 is a deficient number, since it is larger than the sum of its proper divisors (12588292).

13671368 is a wasteful number, since it uses less digits than its factorization.

13671368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41728 (or 41724 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 13671368 is about 3697.4813048885. The cubic root of 13671368 is about 239.1134420581.

Adding to 13671368 its reverse (86317631), we get a palindrome (99988999).

The spelling of 13671368 in words is "thirteen million, six hundred seventy-one thousand, three hundred sixty-eight".