14066257 has 2 divisors, whose sum is σ = 14066258. Its totient is φ = 14066256.

The previous prime is 14066237. The next prime is 14066267. The reversal of 14066257 is 75266041.

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., 9296401 + 4769856 = 3049^2 + 2184^2 .

It is a cyclic number.

It is not a de Polignac number, because 14066257 - 2¹⁵ = 14033489 is a prime.

It is not a weakly prime, because it can be changed into another prime (14066237) 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, 7033128 + 7033129.

It is an arithmetic number, because the mean of its divisors is an integer number (7033129).

Almost surely, 2^14066257 is an apocalyptic number.

It is an amenable number.

14066257 is a deficient number, since it is larger than the sum of its proper divisors (1).

14066257 is an equidigital number, since it uses as much as digits as its factorization.

14066257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 14066257 is about 3750.5008998799. The cubic root of 14066257 is about 241.3938396070.

The spelling of 14066257 in words is "fourteen million, sixty-six thousand, two hundred fifty-seven".