243443103 has 8 divisors (see below), whose sum is σ = 324710400. Its totient is φ = 162235608.

The previous prime is 243443089. The next prime is 243443113. The reversal of 243443103 is 301344342.

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

It is not a de Polignac number, because 243443103 - 2⁸ = 243442847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243443113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4383 + ... + 22496.

It is an arithmetic number, because the mean of its divisors is an integer number (40588800).

Almost surely, 2^243443103 is an apocalyptic number.

243443103 is a deficient number, since it is larger than the sum of its proper divisors (81267297).

243443103 is a wasteful number, since it uses less digits than its factorization.

243443103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29901.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 243443103 is about 15602.6633303420. The cubic root of 243443103 is about 624.4042134686.

Adding to 243443103 its reverse (301344342), we get a palindrome (544787445).

The spelling of 243443103 in words is "two hundred forty-three million, four hundred forty-three thousand, one hundred three".