6609171347 has 2 divisors, whose sum is σ = 6609171348. Its totient is φ = 6609171346.

The previous prime is 6609171343. The next prime is 6609171367. The reversal of 6609171347 is 7431719066.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6609171347 - 2² = 6609171343 is a prime.

It is a super-2 number, since 2×6609171347² = 87362291788011588818, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6609171298 and 6609171307.

It is not a weakly prime, because it can be changed into another prime (6609171343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3304585673 + 3304585674.

It is an arithmetic number, because the mean of its divisors is an integer number (3304585674).

Almost surely, 2^6609171347 is an apocalyptic number.

6609171347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6609171347 is an equidigital number, since it uses as much as digits as its factorization.

6609171347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 6609171347 is about 81296.8101895763. The cubic root of 6609171347 is about 1876.6459121082.

The spelling of 6609171347 in words is "six billion, six hundred nine million, one hundred seventy-one thousand, three hundred forty-seven".