243113412 has 24 divisors (see below), whose sum is σ = 568363936. Its totient is φ = 80880768.

The previous prime is 243113411. The next prime is 243113419. The reversal of 243113412 is 214311342.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (243113411) 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 7 ways as a sum of consecutive naturals, for example, 13093 + ... + 25644.

Almost surely, 2^243113412 is an apocalyptic number.

It is an amenable number.

243113412 is an abundant number, since it is smaller than the sum of its proper divisors (325250524).

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

243113412 is a wasteful number, since it uses less digits than its factorization.

243113412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39267 (or 39265 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 243113412 is about 15592.0945353727. The cubic root of 243113412 is about 624.1222126669.

Adding to 243113412 its reverse (214311342), we get a palindrome (457424754).

The spelling of 243113412 in words is "two hundred forty-three million, one hundred thirteen thousand, four hundred twelve".