1085887104 has 128 divisors (see below), whose sum is σ = 3069057600. Its totient is φ = 339001344.

The previous prime is 1085887093. The next prime is 1085887111. The reversal of 1085887104 is 4017885801.

It is a tau number, because it is divible by the number of its divisors (128).

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, 2591407 + ... + 2591825.

Almost surely, 2^1085887104 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 1085887104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1534528800).

1085887104 is an abundant number, since it is smaller than the sum of its proper divisors (1983170496).

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

1085887104 is a wasteful number, since it uses less digits than its factorization.

1085887104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 42.

The square root of 1085887104 is about 32952.8011555922. The cubic root of 1085887104 is about 1027.8464142961.

The spelling of 1085887104 in words is "one billion, eighty-five million, eight hundred eighty-seven thousand, one hundred four".