606601001 has 2 divisors, whose sum is σ = 606601002. Its totient is φ = 606601000.

The previous prime is 606600991. The next prime is 606601069. The reversal of 606601001 is 100106606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 588111001 + 18490000 = 24251^2 + 4300^2 .

It is a cyclic number.

It is not a de Polignac number, because 606601001 - 2⁶ = 606600937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (606601081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303300500 + 303300501.

It is an arithmetic number, because the mean of its divisors is an integer number (303300501).

Almost surely, 2^606601001 is an apocalyptic number.

It is an amenable number.

606601001 is a deficient number, since it is larger than the sum of its proper divisors (1).

606601001 is an equidigital number, since it uses as much as digits as its factorization.

606601001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 606601001 is about 24629.2712234853. The cubic root of 606601001 is about 846.5144466839.

Adding to 606601001 its reverse (100106606), we get a palindrome (706707607).

The spelling of 606601001 in words is "six hundred six million, six hundred one thousand, one".