111741216 has 24 divisors (see below), whose sum is σ = 293320944. Its totient is φ = 37247040.

The previous prime is 111741211. The next prime is 111741229. The reversal of 111741216 is 612147111.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (111741211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581890 + ... + 582081.

It is an arithmetic number, because the mean of its divisors is an integer number (12221706).

Almost surely, 2^111741216 is an apocalyptic number.

111741216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111741216 is an abundant number, since it is smaller than the sum of its proper divisors (181579728).

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

111741216 is a wasteful number, since it uses less digits than its factorization.

111741216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163984 (or 1163976 counting only the distinct ones).

The product of its digits is 336, while the sum is 24.

The square root of 111741216 is about 10570.7717788249. The cubic root of 111741216 is about 481.6569128077.

Adding to 111741216 its reverse (612147111), we get a palindrome (723888327).

The spelling of 111741216 in words is "one hundred eleven million, seven hundred forty-one thousand, two hundred sixteen".