1116111360 has 320 divisors, whose sum is σ = 4394218752. Its totient is φ = 235339776.

The previous prime is 1116111349. The next prime is 1116111427. The reversal of 1116111360 is 631116111.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 698082 + ... + 699678.

Almost surely, 2^1116111360 is an apocalyptic number.

1116111360 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 1116111360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2197109376).

1116111360 is an abundant number, since it is smaller than the sum of its proper divisors (3278107392).

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

1116111360 is a wasteful number, since it uses less digits than its factorization.

1116111360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643 (or 1627 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 21.

The square root of 1116111360 is about 33408.2528726062. The cubic root of 1116111360 is about 1037.2955373929.

Adding to 1116111360 its reverse (631116111), we get a palindrome (1747227471).

The spelling of 1116111360 in words is "one billion, one hundred sixteen million, one hundred eleven thousand, three hundred sixty".