6599161 has 2 divisors, whose sum is σ = 6599162. Its totient is φ = 6599160.

The previous prime is 6599141. The next prime is 6599191. The reversal of 6599161 is 1619956.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3515625 + 3083536 = 1875^2 + 1756^2 .

It is a cyclic number.

It is not a de Polignac number, because 6599161 - 2⁹ = 6598649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6599161.

It is not a weakly prime, because it can be changed into another prime (6599141) 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, 3299580 + 3299581.

It is an arithmetic number, because the mean of its divisors is an integer number (3299581).

Almost surely, 2^6599161 is an apocalyptic number.

It is an amenable number.

6599161 is a deficient number, since it is larger than the sum of its proper divisors (1).

6599161 is an equidigital number, since it uses as much as digits as its factorization.

6599161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 37.

The square root of 6599161 is about 2568.8832203897. The cubic root of 6599161 is about 187.5697968297.

The spelling of 6599161 in words is "six million, five hundred ninety-nine thousand, one hundred sixty-one".