853211112 has 128 divisors (see below), whose sum is σ = 2435596800. Its totient is φ = 246903552.

The previous prime is 853211111. The next prime is 853211141. The reversal of 853211112 is 211112358.

It is a super-3 number, since 3×853211112³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (853211111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 965823 + ... + 966705.

It is an arithmetic number, because the mean of its divisors is an integer number (19028100).

Almost surely, 2^853211112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 853211112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1217798400).

853211112 is an abundant number, since it is smaller than the sum of its proper divisors (1582385688).

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

853211112 is a wasteful number, since it uses less digits than its factorization.

853211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087 (or 1083 counting only the distinct ones).

The product of its digits is 480, while the sum is 24.

The square root of 853211112 is about 29209.7776780310. Note that the first 3 decimals coincide. The cubic root of 853211112 is about 948.4595948433.

The spelling of 853211112 in words is "eight hundred fifty-three million, two hundred eleven thousand, one hundred twelve".