659362961 has 2 divisors, whose sum is σ = 659362962. Its totient is φ = 659362960.

The previous prime is 659362933. The next prime is 659362967. The reversal of 659362961 is 169263956.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 539679361 + 119683600 = 23231^2 + 10940^2 .

It is a cyclic number.

It is not a de Polignac number, because 659362961 - 2¹⁸ = 659100817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (659362967) 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, 329681480 + 329681481.

It is an arithmetic number, because the mean of its divisors is an integer number (329681481).

Almost surely, 2^659362961 is an apocalyptic number.

It is an amenable number.

659362961 is a deficient number, since it is larger than the sum of its proper divisors (1).

659362961 is an equidigital number, since it uses as much as digits as its factorization.

659362961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 524880, while the sum is 47.

The square root of 659362961 is about 25678.0638094074. The cubic root of 659362961 is about 870.3785559170.

The spelling of 659362961 in words is "six hundred fifty-nine million, three hundred sixty-two thousand, nine hundred sixty-one".