1116123008 has 256 divisors, whose sum is σ = 3092705280. Its totient is φ = 387072000.

The previous prime is 1116122941. The next prime is 1116123017. The reversal of 1116123008 is 8003216111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3971828 + ... + 3972108.

It is an arithmetic number, because the mean of its divisors is an integer number (12080880).

Almost surely, 2^1116123008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116123008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1546352640).

1116123008 is an abundant number, since it is smaller than the sum of its proper divisors (1976582272).

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

1116123008 is a wasteful number, since it uses less digits than its factorization.

1116123008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1116123008 is about 33408.4272003338. The cubic root of 1116123008 is about 1037.2991458669.

Adding to 1116123008 its reverse (8003216111), we get a palindrome (9119339119).

The spelling of 1116123008 in words is "one billion, one hundred sixteen million, one hundred twenty-three thousand, eight".