17047545811 has 2 divisors, whose sum is σ = 17047545812. Its totient is φ = 17047545810.

The previous prime is 17047545721. The next prime is 17047545847. The reversal of 17047545811 is 11854574071.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 17047545811 - 2¹¹ = 17047543763 is a prime.

It is not a weakly prime, because it can be changed into another prime (17047545511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8523772905 + 8523772906.

It is an arithmetic number, because the mean of its divisors is an integer number (8523772906).

Almost surely, 2^17047545811 is an apocalyptic number.

17047545811 is a deficient number, since it is larger than the sum of its proper divisors (1).

17047545811 is an equidigital number, since it uses as much as digits as its factorization.

17047545811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 156800, while the sum is 43.

The spelling of 17047545811 in words is "seventeen billion, forty-seven million, five hundred forty-five thousand, eight hundred eleven".