1116105620 has 24 divisors (see below), whose sum is σ = 2678653824. Its totient is φ = 382664736.

The previous prime is 1116105611. The next prime is 1116105647. The reversal of 1116105620 is 265016111.

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 7 ways as a sum of consecutive naturals, for example, 3985952 + ... + 3986231.

It is an arithmetic number, because the mean of its divisors is an integer number (111610576).

Almost surely, 2^1116105620 is an apocalyptic number.

1116105620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116105620 is an abundant number, since it is smaller than the sum of its proper divisors (1562548204).

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

1116105620 is a wasteful number, since it uses less digits than its factorization.

1116105620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7972199 (or 7972197 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 1116105620 is about 33408.1669655789. The cubic root of 1116105620 is about 1037.2937591694.

The spelling of 1116105620 in words is "one billion, one hundred sixteen million, one hundred five thousand, six hundred twenty".