243123350045 has 8 divisors (see below), whose sum is σ = 297955425024. Its totient is φ = 190360410064.

The previous prime is 243123350009. The next prime is 243123350047. The reversal of 243123350045 is 540053321342.

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

It is a cyclic number.

It is not a de Polignac number, because 243123350045 - 2³⁶ = 174403873309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243123349993 and 243123350020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243123350047) 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, 517283489 + ... + 517283958.

It is an arithmetic number, because the mean of its divisors is an integer number (37244428128).

Almost surely, 2^243123350045 is an apocalyptic number.

It is an amenable number.

243123350045 is a deficient number, since it is larger than the sum of its proper divisors (54832074979).

243123350045 is a wasteful number, since it uses less digits than its factorization.

243123350045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034567499.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 243123350045 its reverse (540053321342), we get a palindrome (783176671387).

The spelling of 243123350045 in words is "two hundred forty-three billion, one hundred twenty-three million, three hundred fifty thousand, forty-five".