1128162668 has 12 divisors (see below), whose sum is σ = 1988696472. Its totient is φ = 559963680.

The previous prime is 1128162631. The next prime is 1128162697. The reversal of 1128162668 is 8662618211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028798 + ... + 1029893.

It is an arithmetic number, because the mean of its divisors is an integer number (165724706).

Almost surely, 2^1128162668 is an apocalyptic number.

It is an amenable number.

1128162668 is a deficient number, since it is larger than the sum of its proper divisors (860533804).

1128162668 is a wasteful number, since it uses less digits than its factorization.

1128162668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058832 (or 2058830 counting only the distinct ones).

The product of its digits is 55296, while the sum is 41.

The square root of 1128162668 is about 33588.1328448010. The cubic root of 1128162668 is about 1041.0156092181.

The spelling of 1128162668 in words is "one billion, one hundred twenty-eight million, one hundred sixty-two thousand, six hundred sixty-eight".