13321276 has 12 divisors (see below), whose sum is σ = 23400160. Its totient is φ = 6635520.

The previous prime is 13321229. The next prime is 13321279. The reversal of 13321276 is 67212331.

It is a self number, because there is not a number n which added to its sum of digits gives 13321276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321279) by changing a digit.

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, 5061 + ... + 7228.

Almost surely, 2^13321276 is an apocalyptic number.

It is an amenable number.

13321276 is a deficient number, since it is larger than the sum of its proper divisors (10078884).

13321276 is a wasteful number, since it uses less digits than its factorization.

13321276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12564 (or 12562 counting only the distinct ones).

The product of its digits is 1512, while the sum is 25.

The square root of 13321276 is about 3649.8323249158. The cubic root of 13321276 is about 237.0547209957.

The spelling of 13321276 in words is "thirteen million, three hundred twenty-one thousand, two hundred seventy-six".