13671326 has 4 divisors (see below), whose sum is σ = 20506992. Its totient is φ = 6835662.

The previous prime is 13671319. The next prime is 13671347. The reversal of 13671326 is 62317631.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3417830 + ... + 3417833.

It is an arithmetic number, because the mean of its divisors is an integer number (5126748).

Almost surely, 2^13671326 is an apocalyptic number.

13671326 is a deficient number, since it is larger than the sum of its proper divisors (6835666).

13671326 is an equidigital number, since it uses as much as digits as its factorization.

13671326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6835665.

The product of its digits is 4536, while the sum is 29.

The square root of 13671326 is about 3697.4756253422. The cubic root of 13671326 is about 239.1131971966.

Adding to 13671326 its reverse (62317631), we get a palindrome (75988957).

The spelling of 13671326 in words is "thirteen million, six hundred seventy-one thousand, three hundred twenty-six".