243104303 has 12 divisors (see below), whose sum is σ = 272325960. Its totient is φ = 216661536.

The previous prime is 243104243. The next prime is 243104311. The reversal of 243104303 is 303401342.

It is not a de Polignac number, because 243104303 - 2¹⁶ = 243038767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243104353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19901 + ... + 29702.

It is an arithmetic number, because the mean of its divisors is an integer number (22693830).

Almost surely, 2^243104303 is an apocalyptic number.

243104303 is a deficient number, since it is larger than the sum of its proper divisors (29221657).

243104303 is a wasteful number, since it uses less digits than its factorization.

243104303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49658 (or 49645 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 243104303 is about 15591.8024294820. The cubic root of 243104303 is about 624.1144176763.

Adding to 243104303 its reverse (303401342), we get a palindrome (546505645).

The spelling of 243104303 in words is "two hundred forty-three million, one hundred four thousand, three hundred three".