14394397 has 2 divisors, whose sum is σ = 14394398. Its totient is φ = 14394396.

The previous prime is 14394383. The next prime is 14394409. The reversal of 14394397 is 79349341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14243076 + 151321 = 3774^2 + 389^2 .

It is an emirp because it is prime and its reverse (79349341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14394397 - 2⁷ = 14394269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14394337) 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, 7197198 + 7197199.

It is an arithmetic number, because the mean of its divisors is an integer number (7197199).

Almost surely, 2^14394397 is an apocalyptic number.

It is an amenable number.

14394397 is a deficient number, since it is larger than the sum of its proper divisors (1).

14394397 is an equidigital number, since it uses as much as digits as its factorization.

14394397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 40.

The square root of 14394397 is about 3793.9948603023. The cubic root of 14394397 is about 243.2565214908.

The spelling of 14394397 in words is "fourteen million, three hundred ninety-four thousand, three hundred ninety-seven".