1118813008 has 20 divisors (see below), whose sum is σ = 2179815840. Its totient is φ = 556279904.

The previous prime is 1118812999. The next prime is 1118813009. The reversal of 1118813008 is 8003188111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118813009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192460 + ... + 198187.

It is an arithmetic number, because the mean of its divisors is an integer number (108990792).

Almost surely, 2^1118813008 is an apocalyptic number.

It is an amenable number.

1118813008 is a deficient number, since it is larger than the sum of its proper divisors (1061002832).

1118813008 is a wasteful number, since it uses less digits than its factorization.

1118813008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390834 (or 390828 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 31.

The square root of 1118813008 is about 33448.6622751942. The cubic root of 1118813008 is about 1038.1318187266.

The spelling of 1118813008 in words is "one billion, one hundred eighteen million, eight hundred thirteen thousand, eight".