243041112 has 192 divisors, whose sum is σ = 742996800. Its totient is φ = 71393280.

The previous prime is 243041081. The next prime is 243041167. The reversal of 243041112 is 211140342.

243041112 is a `hidden beast` number, since 243 + 0 + 411 + 12 = 666.

243041112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1455253 + ... + 1455419.

It is an arithmetic number, because the mean of its divisors is an integer number (3869775).

Almost surely, 2^243041112 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 243041112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371498400).

243041112 is an abundant number, since it is smaller than the sum of its proper divisors (499955688).

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

243041112 is a wasteful number, since it uses less digits than its factorization.

243041112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 243041112 is about 15589.7758803647. The cubic root of 243041112 is about 624.0603368678.

Adding to 243041112 its reverse (211140342), we get a palindrome (454181454).

The spelling of 243041112 in words is "two hundred forty-three million, forty-one thousand, one hundred twelve".