13914917 has 2 divisors, whose sum is σ = 13914918. Its totient is φ = 13914916.

The previous prime is 13914913. The next prime is 13914937. The reversal of 13914917 is 71941931.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11195716 + 2719201 = 3346^2 + 1649^2 .

It is an emirp because it is prime and its reverse (71941931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13914917 - 2² = 13914913 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 (13914911) 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 as a sum of consecutive naturals, namely, 6957458 + 6957459.

It is an arithmetic number, because the mean of its divisors is an integer number (6957459).

Almost surely, 2^13914917 is an apocalyptic number.

It is an amenable number.

13914917 is a deficient number, since it is larger than the sum of its proper divisors (1).

13914917 is an equidigital number, since it uses as much as digits as its factorization.

13914917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 35.

The square root of 13914917 is about 3730.2703655365. The cubic root of 13914917 is about 240.5249908116.

The spelling of 13914917 in words is "thirteen million, nine hundred fourteen thousand, nine hundred seventeen".