1085671 has 4 divisors (see below), whose sum is σ = 1149552. Its totient is φ = 1021792.

The previous prime is 1085663. The next prime is 1085677. The reversal of 1085671 is 1765801.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1765801 = 53 ⋅33317.

It is a cyclic number.

It is not a de Polignac number, because 1085671 - 2³ = 1085663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085677) 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, 31915 + ... + 31948.

It is an arithmetic number, because the mean of its divisors is an integer number (287388).

2^1085671 is an apocalyptic number.

1085671 is a deficient number, since it is larger than the sum of its proper divisors (63881).

1085671 is an equidigital number, since it uses as much as digits as its factorization.

1085671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63880.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 1085671 is about 1041.9553733246. The cubic root of 1085671 is about 102.7778225360. Note that the first 3 decimals are identical.

The spelling of 1085671 in words is "one million, eighty-five thousand, six hundred seventy-one".