111798032 has 40 divisors (see below), whose sum is σ = 226860480. Its totient is φ = 53271680.

The previous prime is 111798017. The next prime is 111798047. The reversal of 111798032 is 230897111.

It is an interprime number because it is at equal distance from previous prime (111798017) and next prime (111798047).

It is a self number, because there is not a number n which added to its sum of digits gives 111798032.

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, 169319 + ... + 169977.

It is an arithmetic number, because the mean of its divisors is an integer number (5671512).

Almost surely, 2^111798032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111798032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113430240).

111798032 is an abundant number, since it is smaller than the sum of its proper divisors (115062448).

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

111798032 is a wasteful number, since it uses less digits than its factorization.

111798032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 111798032 is about 10573.4588475106. The cubic root of 111798032 is about 481.7385334884.

The spelling of 111798032 in words is "one hundred eleven million, seven hundred ninety-eight thousand, thirty-two".