6601349 has 2 divisors, whose sum is σ = 6601350. Its totient is φ = 6601348.

The previous prime is 6601339. The next prime is 6601363. The reversal of 6601349 is 9431066.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5712100 + 889249 = 2390^2 + 943^2 .

It is a cyclic number.

It is not a de Polignac number, because 6601349 - 2⁸ = 6601093 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6601339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3300674 + 3300675.

It is an arithmetic number, because the mean of its divisors is an integer number (3300675).

Almost surely, 2^6601349 is an apocalyptic number.

It is an amenable number.

6601349 is a deficient number, since it is larger than the sum of its proper divisors (1).

6601349 is an equidigital number, since it uses as much as digits as its factorization.

6601349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 6601349 is about 2569.3090510875. The cubic root of 6601349 is about 187.5905245842.

The spelling of 6601349 in words is "six million, six hundred one thousand, three hundred forty-nine".