1128888882 has 24 divisors (see below), whose sum is σ = 2668283280. Its totient is φ = 342087480.

The previous prime is 1128888869. The next prime is 1128888913. The reversal of 1128888882 is 2888888211.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2850532 + ... + 2850927.

It is an arithmetic number, because the mean of its divisors is an integer number (111178470).

Almost surely, 2^1128888882 is an apocalyptic number.

1128888882 is an abundant number, since it is smaller than the sum of its proper divisors (1539394398).

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

1128888882 is a wasteful number, since it uses less digits than its factorization.

1128888882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5701478 (or 5701475 counting only the distinct ones).

The product of its digits is 1048576, while the sum is 54.

The square root of 1128888882 is about 33598.9416797613. The cubic root of 1128888882 is about 1041.2389333814.

The spelling of 1128888882 in words is "one billion, one hundred twenty-eight million, eight hundred eighty-eight thousand, eight hundred eighty-two".