243141112 has 8 divisors (see below), whose sum is σ = 455889600. Its totient is φ = 121570552.

The previous prime is 243141071. The next prime is 243141127. The reversal of 243141112 is 211141342.

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

It is a self number, because there is not a number n which added to its sum of digits gives 243141112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15196312 + ... + 15196327.

It is an arithmetic number, because the mean of its divisors is an integer number (56986200).

Almost surely, 2^243141112 is an apocalyptic number.

It is an amenable number.

243141112 is a deficient number, since it is larger than the sum of its proper divisors (212748488).

243141112 is a wasteful number, since it uses less digits than its factorization.

243141112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30392645 (or 30392641 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 243141112 is about 15592.9827807254. The cubic root of 243141112 is about 624.1459156355.

Adding to 243141112 its reverse (211141342), we get a palindrome (454282454).

It can be divided in two parts, 243141 and 112, that added together give a triangular number (243253 = T₆₉₇).

The spelling of 243141112 in words is "two hundred forty-three million, one hundred forty-one thousand, one hundred twelve".