1001685085 has 16 divisors (see below), whose sum is σ = 1258467840. Its totient is φ = 764384320.

The previous prime is 1001685077. The next prime is 1001685151. The reversal of 1001685085 is 5805861001.

1001685085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1001685085 - 2³ = 1001685077 is a prime.

It is a super-2 number, since 2×1001685085² = 2006746019022914450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1001685085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29581 + ... + 53650.

It is an arithmetic number, because the mean of its divisors is an integer number (78654240).

Almost surely, 2^1001685085 is an apocalyptic number.

It is an amenable number.

1001685085 is a deficient number, since it is larger than the sum of its proper divisors (256782755).

1001685085 is an equidigital number, since it uses as much as digits as its factorization.

1001685085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83348.

The product of its (nonzero) digits is 9600, while the sum is 34.

The square root of 1001685085 is about 31649.4089202310. The cubic root of 1001685085 is about 1000.5613797938.

The spelling of 1001685085 in words is "one billion, one million, six hundred eighty-five thousand, eighty-five".