65426017 has 2 divisors, whose sum is σ = 65426018. Its totient is φ = 65426016.

The previous prime is 65425999. The next prime is 65426033. The reversal of 65426017 is 71062456.

It is a happy number.

65426017 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., 38427601 + 26998416 = 6199^2 + 5196^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65426017 is a prime.

It is equal to p_3864208 and since 65426017 and 3864208 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65426017.

It is not a weakly prime, because it can be changed into another prime (65426057) 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, 32713008 + 32713009.

It is an arithmetic number, because the mean of its divisors is an integer number (32713009).

Almost surely, 2^65426017 is an apocalyptic number.

It is an amenable number.

65426017 is a deficient number, since it is larger than the sum of its proper divisors (1).

65426017 is an equidigital number, since it uses as much as digits as its factorization.

65426017 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 65426017 is about 8088.6350517254. The cubic root of 65426017 is about 402.9490727412.

The spelling of 65426017 in words is "sixty-five million, four hundred twenty-six thousand, seventeen".