6601339 has 2 divisors, whose sum is σ = 6601340. Its totient is φ = 6601338.

The previous prime is 6601313. The next prime is 6601349. The reversal of 6601339 is 9331066.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6601339 - 2⁵ = 6601307 is a prime.

It is not a weakly prime, because it can be changed into another prime (6601349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3300669 + 3300670.

It is an arithmetic number, because the mean of its divisors is an integer number (3300670).

Almost surely, 2^6601339 is an apocalyptic number.

6601339 is a deficient number, since it is larger than the sum of its proper divisors (1).

6601339 is an equidigital number, since it uses as much as digits as its factorization.

6601339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 6601339 is about 2569.3071050382. The cubic root of 6601339 is about 187.5904298608.

The spelling of 6601339 in words is "six million, six hundred one thousand, three hundred thirty-nine".