1116776018 has 4 divisors (see below), whose sum is σ = 1675164030. Its totient is φ = 558388008.

The previous prime is 1116775987. The next prime is 1116776027. The reversal of 1116776018 is 8106776111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 573746209 + 543029809 = 23953^2 + 23303^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279194003 + ... + 279194006.

Almost surely, 2^1116776018 is an apocalyptic number.

1116776018 is a deficient number, since it is larger than the sum of its proper divisors (558388012).

1116776018 is an equidigital number, since it uses as much as digits as its factorization.

1116776018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558388011.

The product of its (nonzero) digits is 14112, while the sum is 38.

The square root of 1116776018 is about 33418.1989041899. The cubic root of 1116776018 is about 1037.5014039367.

The spelling of 1116776018 in words is "one billion, one hundred sixteen million, seven hundred seventy-six thousand, eighteen".