111304442 has 8 divisors (see below), whose sum is σ = 167366100. Its totient is φ = 55515744.

The previous prime is 111304439. The next prime is 111304447. The reversal of 111304442 is 244403111.

It can be written as a sum of positive squares in 2 ways, for example, as 106110601 + 5193841 = 10301^2 + 2279^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (111304447) 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, 67217 + ... + 68852.

Almost surely, 2^111304442 is an apocalyptic number.

111304442 is a deficient number, since it is larger than the sum of its proper divisors (56061658).

111304442 is a wasteful number, since it uses less digits than its factorization.

111304442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136480.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 111304442 is about 10550.0920375132. The cubic root of 111304442 is about 481.0285265965.

Adding to 111304442 its reverse (244403111), we get a palindrome (355707553).

The spelling of 111304442 in words is "one hundred eleven million, three hundred four thousand, four hundred forty-two".