1085995 has 4 divisors (see below), whose sum is σ = 1303200. Its totient is φ = 868792.

The previous prime is 1085989. The next prime is 1086031. The reversal of 1085995 is 5995801.

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 1085995 - 2⁷ = 1085867 is a prime.

1085995 is a lucky number.

It is a plaindrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108595 + ... + 108604.

It is an arithmetic number, because the mean of its divisors is an integer number (325800).

2^1085995 is an apocalyptic number.

1085995 is a deficient number, since it is larger than the sum of its proper divisors (217205).

1085995 is an equidigital number, since it uses as much as digits as its factorization.

1085995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217204.

The product of its (nonzero) digits is 16200, while the sum is 37.

The square root of 1085995 is about 1042.1108386347. The cubic root of 1085995 is about 102.7880456154.

It can be divided in two parts, 1085 and 995, that added together give a triangular number (2080 = T₆₄).

The spelling of 1085995 in words is "one million, eighty-five thousand, nine hundred ninety-five".