1128696018 has 16 divisors (see below), whose sum is σ = 2259200160. Its totient is φ = 375930656.

The previous prime is 1128695987. The next prime is 1128696059. The reversal of 1128696018 is 8106968211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67155 + ... + 82262.

It is an arithmetic number, because the mean of its divisors is an integer number (141200010).

Almost surely, 2^1128696018 is an apocalyptic number.

1128696018 is an abundant number, since it is smaller than the sum of its proper divisors (1130504142).

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

1128696018 is a wasteful number, since it uses less digits than its factorization.

1128696018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150681.

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 1128696018 is about 33596.0714667653. The cubic root of 1128696018 is about 1041.1796334963.

The spelling of 1128696018 in words is "one billion, one hundred twenty-eight million, six hundred ninety-six thousand, eighteen".