13922717 has 2 divisors, whose sum is σ = 13922718. Its totient is φ = 13922716.

The previous prime is 13922663. The next prime is 13922731. The reversal of 13922717 is 71722931.

13922717 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10278436 + 3644281 = 3206^2 + 1909^2 .

It is a cyclic number.

It is not a de Polignac number, because 13922717 - 2¹⁸ = 13660573 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13922737) 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, 6961358 + 6961359.

It is an arithmetic number, because the mean of its divisors is an integer number (6961359).

Almost surely, 2^13922717 is an apocalyptic number.

It is an amenable number.

13922717 is a deficient number, since it is larger than the sum of its proper divisors (1).

13922717 is an equidigital number, since it uses as much as digits as its factorization.

13922717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292, while the sum is 32.

The square root of 13922717 is about 3731.3157196892. The cubic root of 13922717 is about 240.5699244726.

The spelling of 13922717 in words is "thirteen million, nine hundred twenty-two thousand, seven hundred seventeen".