111798 has 12 divisors (see below), whose sum is σ = 242268. Its totient is φ = 37260.

The previous prime is 111791. The next prime is 111799. The reversal of 111798 is 897111.

It is a zygodrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111791) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3088 + ... + 3123.

It is an arithmetic number, because the mean of its divisors is an integer number (20189).

2¹¹¹⁷⁹⁸ is an apocalyptic number.

111798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

111798 is an abundant number, since it is smaller than the sum of its proper divisors (130470).

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

111798 is a wasteful number, since it uses less digits than its factorization.

111798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6219 (or 6216 counting only the distinct ones).

The product of its digits is 504, while the sum is 27.

The square root of 111798 is about 334.3620791896. The cubic root of 111798 is about 48.1738487526.

It can be divided in two parts, 111 and 798, that added together give a palindrome (909).

The spelling of 111798 in words is "one hundred eleven thousand, seven hundred ninety-eight".