14000257 has 2 divisors, whose sum is σ = 14000258. Its totient is φ = 14000256.

The previous prime is 14000227. The next prime is 14000281. The reversal of 14000257 is 75200041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9054081 + 4946176 = 3009^2 + 2224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14000257 is a prime.

It is not a weakly prime, because it can be changed into another prime (14000227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7000128 + 7000129.

It is an arithmetic number, because the mean of its divisors is an integer number (7000129).

Almost surely, 2^14000257 is an apocalyptic number.

It is an amenable number.

14000257 is a deficient number, since it is larger than the sum of its proper divisors (1).

14000257 is an equidigital number, since it uses as much as digits as its factorization.

14000257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 14000257 is about 3741.6917296859. The cubic root of 14000257 is about 241.0157011860.

Adding to 14000257 its reverse (75200041), we get a palindrome (89200298).

The spelling of 14000257 in words is "fourteen million, two hundred fifty-seven", and thus it is an aban number.