1116838100 has 36 divisors (see below), whose sum is σ = 2769760224. Its totient is φ = 382915680.

The previous prime is 1116838067. The next prime is 1116838109. The reversal of 1116838100 is 18386111.

It is a super-2 number, since 2×1116838100² = 2494654683223220000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116838109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 797042 + ... + 798441.

It is an arithmetic number, because the mean of its divisors is an integer number (76937784).

Almost surely, 2^1116838100 is an apocalyptic number.

1116838100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116838100 is an abundant number, since it is smaller than the sum of its proper divisors (1652922124).

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

1116838100 is a wasteful number, since it uses less digits than its factorization.

1116838100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595504 (or 1595497 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 29.

The square root of 1116838100 is about 33419.1277564212. The cubic root of 1116838100 is about 1037.5206286120.

The spelling of 1116838100 in words is "one billion, one hundred sixteen million, eight hundred thirty-eight thousand, one hundred".