14256535217 has 2 divisors, whose sum is σ = 14256535218. Its totient is φ = 14256535216.

The previous prime is 14256535213. The next prime is 14256535247. The reversal of 14256535217 is 71253565241.

14256535217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10734824881 + 3521710336 = 103609^2 + 59344^2 .

It is a cyclic number.

It is not a de Polignac number, because 14256535217 - 2² = 14256535213 is a prime.

It is a super-4 number, since 4×14256535217⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (14256535213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7128267608 + 7128267609.

It is an arithmetic number, because the mean of its divisors is an integer number (7128267609).

Almost surely, 2^14256535217 is an apocalyptic number.

It is an amenable number.

14256535217 is a deficient number, since it is larger than the sum of its proper divisors (1).

14256535217 is an equidigital number, since it uses as much as digits as its factorization.

14256535217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252000, while the sum is 41.

The spelling of 14256535217 in words is "fourteen billion, two hundred fifty-six million, five hundred thirty-five thousand, two hundred seventeen".