6000661005973 has 2 divisors, whose sum is σ = 6000661005974. Its totient is φ = 6000661005972.

The previous prime is 6000661005953. The next prime is 6000661006013. The reversal of 6000661005973 is 3795001660006.

6000661005973 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5407010788804 + 593650217169 = 2325298^2 + 770487^2 .

It is a cyclic number.

It is not a de Polignac number, because 6000661005973 - 2⁹ = 6000661005461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6000661005943) 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, 3000330502986 + 3000330502987.

It is an arithmetic number, because the mean of its divisors is an integer number (3000330502987).

Almost surely, 2^{6000661005973} is an apocalyptic number.

It is an amenable number.

6000661005973 is a deficient number, since it is larger than the sum of its proper divisors (1).

6000661005973 is an equidigital number, since it uses as much as digits as its factorization.

6000661005973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

Adding to 6000661005973 its reverse (3795001660006), we get a palindrome (9795662665979).

The spelling of 6000661005973 in words is "six trillion, six hundred sixty-one million, five thousand, nine hundred seventy-three".