1118396160 has 720 divisors, whose sum is σ = 4843593216. Its totient is φ = 240869376.

The previous prime is 1118396099. The next prime is 1118396197. The reversal of 1118396160 is 616938111.

It is a happy number.

1118396160 is a `hidden beast` number, since 1 + 1 + 1 + 8 + 39 + 616 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 16692447 + ... + 16692513.

Almost surely, 2^1118396160 is an apocalyptic number.

1118396160 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 1118396160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2421796608).

1118396160 is an abundant number, since it is smaller than the sum of its proper divisors (3725197056).

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

1118396160 is an equidigital number, since it uses as much as digits as its factorization.

1118396160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 1118396160 is about 33442.4305336798. The cubic root of 1118396160 is about 1038.0028734593.

It can be divided in two parts, 1 and 118396160, that added together give a square (118396161 = 10881²).

The spelling of 1118396160 in words is "one billion, one hundred eighteen million, three hundred ninety-six thousand, one hundred sixty".