243043054 has 8 divisors (see below), whose sum is σ = 371443320. Its totient is φ = 119228616.

The previous prime is 243043043. The next prime is 243043057. The reversal of 243043054 is 450340342.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243043057) 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, 1146324 + ... + 1146535.

It is an arithmetic number, because the mean of its divisors is an integer number (46430415).

Almost surely, 2^243043054 is an apocalyptic number.

243043054 is a deficient number, since it is larger than the sum of its proper divisors (128400266).

243043054 is a wasteful number, since it uses less digits than its factorization.

243043054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292914.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 243043054 is about 15589.8381646507. The cubic root of 243043054 is about 624.0619990309.

Adding to 243043054 its reverse (450340342), we get a palindrome (693383396).

The spelling of 243043054 in words is "two hundred forty-three million, forty-three thousand, fifty-four".