1085435108171 has 4 divisors (see below), whose sum is σ = 1085489598672. Its totient is φ = 1085380617672.

The previous prime is 1085435108167. The next prime is 1085435108203. The reversal of 1085435108171 is 1718015345801.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1085435108171 - 2² = 1085435108167 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1085435108371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27215360 + ... + 27255213.

It is an arithmetic number, because the mean of its divisors is an integer number (271372399668).

Almost surely, 2^{1085435108171} is an apocalyptic number.

1085435108171 is a deficient number, since it is larger than the sum of its proper divisors (54490501).

1085435108171 is an equidigital number, since it uses as much as digits as its factorization.

1085435108171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54490500.

The product of its (nonzero) digits is 134400, while the sum is 44.

The spelling of 1085435108171 in words is "one trillion, eighty-five billion, four hundred thirty-five million, one hundred eight thousand, one hundred seventy-one".