1130566018 has 4 divisors (see below), whose sum is σ = 1695849030. Its totient is φ = 565283008.

The previous prime is 1130565983. The next prime is 1130566027. The reversal of 1130566018 is 8106650311.

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., 636704289 + 493861729 = 25233^2 + 22223^2 .

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, 282641503 + ... + 282641506.

Almost surely, 2^1130566018 is an apocalyptic number.

1130566018 is a deficient number, since it is larger than the sum of its proper divisors (565283012).

1130566018 is an equidigital number, since it uses as much as digits as its factorization.

1130566018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565283011.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1130566018 is about 33623.8905839286. The cubic root of 1130566018 is about 1041.7543177984.

The spelling of 1130566018 in words is "one billion, one hundred thirty million, five hundred sixty-six thousand, eighteen".