13322147 has 2 divisors, whose sum is σ = 13322148. Its totient is φ = 13322146.

The previous prime is 13322137. The next prime is 13322167. The reversal of 13322147 is 74122331.

It is a weak prime.

It is an emirp because it is prime and its reverse (74122331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13322147 - 2¹² = 13318051 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13322117) 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 as a sum of consecutive naturals, namely, 6661073 + 6661074.

It is an arithmetic number, because the mean of its divisors is an integer number (6661074).

Almost surely, 2^13322147 is an apocalyptic number.

13322147 is a deficient number, since it is larger than the sum of its proper divisors (1).

13322147 is an equidigital number, since it uses as much as digits as its factorization.

13322147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 23.

The square root of 13322147 is about 3649.9516435153. The cubic root of 13322147 is about 237.0598874218.

Adding to 13322147 its reverse (74122331), we get a palindrome (87444478).

The spelling of 13322147 in words is "thirteen million, three hundred twenty-two thousand, one hundred forty-seven".