1085116842 has 24 divisors (see below), whose sum is σ = 2355933216. Its totient is φ = 360959976.

The previous prime is 1085116841. The next prime is 1085116883. The reversal of 1085116842 is 2486115801.

It is a junction number, because it is equal to n+sod(n) for n = 1085116797 and 1085116806.

It is not an unprimeable number, because it can be changed into a prime (1085116841) 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 11 ways as a sum of consecutive naturals, for example, 53128 + ... + 70659.

It is an arithmetic number, because the mean of its divisors is an integer number (98163884).

Almost surely, 2^1085116842 is an apocalyptic number.

1085116842 is an abundant number, since it is smaller than the sum of its proper divisors (1270816374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1085116842 is a wasteful number, since it uses less digits than its factorization.

1085116842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124282 (or 124279 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 36.

The square root of 1085116842 is about 32941.1117298734. Note that the first 3 decimals coincide. The cubic root of 1085116842 is about 1027.6033263168.

The spelling of 1085116842 in words is "one billion, eighty-five million, one hundred sixteen thousand, eight hundred forty-two".