6606645103 has 2 divisors, whose sum is σ = 6606645104. Its totient is φ = 6606645102.

The previous prime is 6606645037. The next prime is 6606645113. The reversal of 6606645103 is 3015466066.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6606645103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6606645113) 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, 3303322551 + 3303322552.

It is an arithmetic number, because the mean of its divisors is an integer number (3303322552).

Almost surely, 2^6606645103 is an apocalyptic number.

6606645103 is a deficient number, since it is larger than the sum of its proper divisors (1).

6606645103 is an equidigital number, since it uses as much as digits as its factorization.

6606645103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 6606645103 is about 81281.2715390206. The cubic root of 6606645103 is about 1876.4067762472.

The spelling of 6606645103 in words is "six billion, six hundred six million, six hundred forty-five thousand, one hundred three".