426065659 has 2 divisors, whose sum is σ = 426065660. Its totient is φ = 426065658.

The previous prime is 426065623. The next prime is 426065681. The reversal of 426065659 is 956560624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426065659 - 2¹¹ = 426063611 is a prime.

It is not a weakly prime, because it can be changed into another prime (426065699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213032829 + 213032830.

It is an arithmetic number, because the mean of its divisors is an integer number (213032830).

Almost surely, 2^426065659 is an apocalyptic number.

426065659 is a deficient number, since it is larger than the sum of its proper divisors (1).

426065659 is an equidigital number, since it uses as much as digits as its factorization.

426065659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 426065659 is about 20641.3579737381. The cubic root of 426065659 is about 752.4751758348.

The spelling of 426065659 in words is "four hundred twenty-six million, sixty-five thousand, six hundred fifty-nine".