1128282192 has 60 divisors (see below), whose sum is σ = 3193138260. Its totient is φ = 371864064.

The previous prime is 1128282173. The next prime is 1128282247. The reversal of 1128282192 is 2912828211.

It can be written as a sum of positive squares in 2 ways, for example, as 516016656 + 612265536 = 22716^2 + 24744^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 31203 + ... + 56834.

It is an arithmetic number, because the mean of its divisors is an integer number (53218971).

Almost surely, 2^1128282192 is an apocalyptic number.

1128282192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1128282192 is an abundant number, since it is smaller than the sum of its proper divisors (2064856068).

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

1128282192 is a wasteful number, since it uses less digits than its factorization.

1128282192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88140 (or 88131 counting only the distinct ones).

The product of its digits is 9216, while the sum is 36.

The square root of 1128282192 is about 33589.9120570447. The cubic root of 1128282192 is about 1041.0523716340.

The spelling of 1128282192 in words is "one billion, one hundred twenty-eight million, two hundred eighty-two thousand, one hundred ninety-two".