1085871002 has 16 divisors (see below), whose sum is σ = 1667695392. Its totient is φ = 529987920.

The previous prime is 1085871001. The next prime is 1085871013. The reversal of 1085871002 is 2001785801.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1085871002.

It is not an unprimeable number, because it can be changed into a prime (1085871001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204728 + ... + 209964.

It is an arithmetic number, because the mean of its divisors is an integer number (104230962).

Almost surely, 2^1085871002 is an apocalyptic number.

1085871002 is a deficient number, since it is larger than the sum of its proper divisors (581824390).

1085871002 is a wasteful number, since it uses less digits than its factorization.

1085871002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7693.

The product of its (nonzero) digits is 4480, while the sum is 32.

The square root of 1085871002 is about 32952.5568355477. The cubic root of 1085871002 is about 1027.8413338217.

The spelling of 1085871002 in words is "one billion, eighty-five million, eight hundred seventy-one thousand, two".