6650041 has 2 divisors, whose sum is σ = 6650042.
Its totient is φ = 6650040.
The previous prime is 6650011. The next prime is 6650051. The reversal of 6650041 is 1400566.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6610041 + 40000 = 2571^2 + 200^2
It is a cyclic number.
It is not a de Polignac number, because 6650041 - 219 = 6125753 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 6649994 and 6650021.
It is not a weakly prime, because it can be changed into another prime (6650011) 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, 3325020 + 3325021.
It is an arithmetic number, because the mean of its divisors is an integer number (3325021).
Almost surely, 26650041 is an apocalyptic number.
It is an amenable number.
6650041 is a deficient number, since it is larger than the sum of its proper divisors (1).
6650041 is an equidigital number, since it uses as much as digits as its factorization.
6650041 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 6650041 is about 2578.7673411923.
The cubic root of 6650041 is about 188.0506220251.
The spelling of 6650041 in words is "six million, six hundred fifty thousand, forty-one".