243043024097 has 8 divisors (see below), whose sum is σ = 250032707496. Its totient is φ = 236075496192.

The previous prime is 243043024087. The next prime is 243043024099. The reversal of 243043024097 is 790420340342.

It can be written as a sum of positive squares in 4 ways, for example, as 139420838881 + 103622185216 = 373391^2 + 321904^2 .

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

It is not a de Polignac number, because 243043024097 - 2¹² = 243043020001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 243043024097.

It is not an unprimeable number, because it can be changed into a prime (243043024099) 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, 5516618 + ... + 5560499.

It is an arithmetic number, because the mean of its divisors is an integer number (31254088437).

Almost surely, 2^243043024097 is an apocalyptic number.

It is an amenable number.

243043024097 is a deficient number, since it is larger than the sum of its proper divisors (6989683399).

243043024097 is a wasteful number, since it uses less digits than its factorization.

243043024097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11077747.

The product of its (nonzero) digits is 145152, while the sum is 38.

The spelling of 243043024097 in words is "two hundred forty-three billion, forty-three million, twenty-four thousand, ninety-seven".