243344103 has 16 divisors (see below), whose sum is σ = 346026240. Its totient is φ = 151583616.

The previous prime is 243344093. The next prime is 243344107. The reversal of 243344103 is 301443342.

It is not a de Polignac number, because 243344103 - 2⁸ = 243343847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243344107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10075 + ... + 24252.

It is an arithmetic number, because the mean of its divisors is an integer number (21626640).

Almost surely, 2^243344103 is an apocalyptic number.

243344103 is a deficient number, since it is larger than the sum of its proper divisors (102682137).

243344103 is a wasteful number, since it uses less digits than its factorization.

243344103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34486.

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

The square root of 243344103 is about 15599.4904724481. The cubic root of 243344103 is about 624.3195606993.

Adding to 243344103 its reverse (301443342), we get a palindrome (544787445).

The spelling of 243344103 in words is "two hundred forty-three million, three hundred forty-four thousand, one hundred three".