1116279800 has 48 divisors (see below), whose sum is σ = 2609933400. Its totient is φ = 444003200.

The previous prime is 1116279793. The next prime is 1116279847. The reversal of 1116279800 is 89726111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20210 + ... + 51390.

Almost surely, 2^1116279800 is an apocalyptic number.

1116279800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116279800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1304966700).

1116279800 is an abundant number, since it is smaller than the sum of its proper divisors (1493653600).

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

1116279800 is a wasteful number, since it uses less digits than its factorization.

1116279800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31376 (or 31367 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 35.

The square root of 1116279800 is about 33410.7737114841. The cubic root of 1116279800 is about 1037.3477165565.

The spelling of 1116279800 in words is "one billion, one hundred sixteen million, two hundred seventy-nine thousand, eight hundred".