6611445017 has 2 divisors, whose sum is σ = 6611445018. Its totient is φ = 6611445016.

The previous prime is 6611444999. The next prime is 6611445047. The reversal of 6611445017 is 7105441166.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6610340416 + 1104601 = 81304^2 + 1051^2 .

It is a cyclic number.

It is not a de Polignac number, because 6611445017 - 2¹² = 6611440921 is a prime.

It is a super-2 number, since 2×6611445017² = 87422410425628260578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6611445047) 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, 3305722508 + 3305722509.

It is an arithmetic number, because the mean of its divisors is an integer number (3305722509).

Almost surely, 2^6611445017 is an apocalyptic number.

It is an amenable number.

6611445017 is a deficient number, since it is larger than the sum of its proper divisors (1).

6611445017 is an equidigital number, since it uses as much as digits as its factorization.

6611445017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 6611445017 is about 81310.7927461047. The cubic root of 6611445017 is about 1876.8610870566.

The spelling of 6611445017 in words is "six billion, six hundred eleven million, four hundred forty-five thousand, seventeen".