111801060 has 120 divisors (see below), whose sum is σ = 400868160. Its totient is φ = 25551936.

The previous prime is 111801043. The next prime is 111801121. The reversal of 111801060 is 60108111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6411 + ... + 16269.

It is an arithmetic number, because the mean of its divisors is an integer number (3340568).

Almost surely, 2^111801060 is an apocalyptic number.

111801060 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 111801060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200434080).

111801060 is an abundant number, since it is smaller than the sum of its proper divisors (289067100).

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

111801060 is a wasteful number, since it uses less digits than its factorization.

111801060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9887 (or 9876 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

The square root of 111801060 is about 10573.6020352574. The cubic root of 111801060 is about 481.7428826738.

Adding to 111801060 its reverse (60108111), we get a palindrome (171909171).

The spelling of 111801060 in words is "one hundred eleven million, eight hundred one thousand, sixty".