10456217 has 2 divisors, whose sum is σ = 10456218. Its totient is φ = 10456216.

The previous prime is 10456141. The next prime is 10456219. The reversal of 10456217 is 71265401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9265936 + 1190281 = 3044^2 + 1091^2 .

It is an emirp because it is prime and its reverse (71265401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10456217 - 2¹² = 10452121 is a prime.

Together with 10456219, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10456219) 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, 5228108 + 5228109.

It is an arithmetic number, because the mean of its divisors is an integer number (5228109).

Almost surely, 2^10456217 is an apocalyptic number.

It is an amenable number.

10456217 is a deficient number, since it is larger than the sum of its proper divisors (1).

10456217 is an equidigital number, since it uses as much as digits as its factorization.

10456217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 10456217 is about 3233.6074282448. The cubic root of 10456217 is about 218.6711702899.

The spelling of 10456217 in words is "ten million, four hundred fifty-six thousand, two hundred seventeen".