14491397 has 2 divisors, whose sum is σ = 14491398. Its totient is φ = 14491396.

The previous prime is 14491391. The next prime is 14491427. The reversal of 14491397 is 79319441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14371681 + 119716 = 3791^2 + 346^2 .

It is a cyclic number.

It is not a de Polignac number, because 14491397 - 2⁶ = 14491333 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14491397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14491391) 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, 7245698 + 7245699.

It is an arithmetic number, because the mean of its divisors is an integer number (7245699).

Almost surely, 2^14491397 is an apocalyptic number.

It is an amenable number.

14491397 is a deficient number, since it is larger than the sum of its proper divisors (1).

14491397 is an equidigital number, since it uses as much as digits as its factorization.

14491397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 14491397 is about 3806.7567560852. The cubic root of 14491397 is about 243.8017122806.

The spelling of 14491397 in words is "fourteen million, four hundred ninety-one thousand, three hundred ninety-seven".