56966417 has 2 divisors, whose sum is σ = 56966418. Its totient is φ = 56966416.

The previous prime is 56966407. The next prime is 56966419. The reversal of 56966417 is 71466965.

It is a happy number.

56966417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44568976 + 12397441 = 6676^2 + 3521^2 .

It is a cyclic number.

It is not a de Polignac number, because 56966417 - 2⁴ = 56966401 is a prime.

Together with 56966419, 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 (56966419) 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, 28483208 + 28483209.

It is an arithmetic number, because the mean of its divisors is an integer number (28483209).

Almost surely, 2^56966417 is an apocalyptic number.

It is an amenable number.

56966417 is a deficient number, since it is larger than the sum of its proper divisors (1).

56966417 is an equidigital number, since it uses as much as digits as its factorization.

56966417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 44.

The square root of 56966417 is about 7547.6100190723. The cubic root of 56966417 is about 384.7745168679.

The spelling of 56966417 in words is "fifty-six million, nine hundred sixty-six thousand, four hundred seventeen".