111794216 has 8 divisors (see below), whose sum is σ = 209614170. Its totient is φ = 55897104.

The previous prime is 111794213. The next prime is 111794231. The reversal of 111794216 is 612497111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 93045316 + 18748900 = 9646^2 + 4330^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (111794213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6987131 + ... + 6987146.

Almost surely, 2^111794216 is an apocalyptic number.

It is an amenable number.

111794216 is a deficient number, since it is larger than the sum of its proper divisors (97819954).

111794216 is a wasteful number, since it uses less digits than its factorization.

111794216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13974283 (or 13974279 counting only the distinct ones).

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

The square root of 111794216 is about 10573.2783941406. The cubic root of 111794216 is about 481.7330523688.

The spelling of 111794216 in words is "one hundred eleven million, seven hundred ninety-four thousand, two hundred sixteen".