112140242 has 8 divisors (see below), whose sum is σ = 177063600. Its totient is φ = 53119044.

The previous prime is 112140241. The next prime is 112140257. The reversal of 112140242 is 242041211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 112140242.

It is not an unprimeable number, because it can be changed into a prime (112140241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1475492 + ... + 1475567.

It is an arithmetic number, because the mean of its divisors is an integer number (22132950).

Almost surely, 2^112140242 is an apocalyptic number.

112140242 is a deficient number, since it is larger than the sum of its proper divisors (64923358).

112140242 is a wasteful number, since it uses less digits than its factorization.

112140242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951080.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 112140242 is about 10589.6289831136. The cubic root of 112140242 is about 482.2295612823.

Adding to 112140242 its reverse (242041211), we get a palindrome (354181453).

The spelling of 112140242 in words is "one hundred twelve million, one hundred forty thousand, two hundred forty-two".