243043132 has 6 divisors (see below), whose sum is σ = 425325488. Its totient is φ = 121521564.

The previous prime is 243043127. The next prime is 243043133. The reversal of 243043132 is 231340342.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243043133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30380388 + ... + 30380395.

Almost surely, 2^243043132 is an apocalyptic number.

It is an amenable number.

243043132 is a deficient number, since it is larger than the sum of its proper divisors (182282356).

243043132 is a wasteful number, since it uses less digits than its factorization.

243043132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60760787 (or 60760785 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 243043132 is about 15589.8406662801. The cubic root of 243043132 is about 624.0620657912.

Adding to 243043132 its reverse (231340342), we get a palindrome (474383474).

The spelling of 243043132 in words is "two hundred forty-three million, forty-three thousand, one hundred thirty-two".