6617041217 has 4 divisors (see below), whose sum is σ = 6757829376. Its totient is φ = 6476253060.

The previous prime is 6617041183. The next prime is 6617041237. The reversal of 6617041217 is 7121407166.

It is a happy number.

6617041217 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6617041217 - 2⁸ = 6617040961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6617041237) 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 in 3 ways as a sum of consecutive naturals, for example, 70394009 + ... + 70394102.

It is an arithmetic number, because the mean of its divisors is an integer number (1689457344).

Almost surely, 2^6617041217 is an apocalyptic number.

It is an amenable number.

6617041217 is a deficient number, since it is larger than the sum of its proper divisors (140788159).

6617041217 is a wasteful number, since it uses less digits than its factorization.

6617041217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140788158.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 6617041217 is about 81345.1978730152. The cubic root of 6617041217 is about 1877.3904886175.

The spelling of 6617041217 in words is "six billion, six hundred seventeen million, forty-one thousand, two hundred seventeen".