243033420041 has 4 divisors (see below), whose sum is σ = 243045057684. Its totient is φ = 243021782400.

The previous prime is 243033420023. The next prime is 243033420059. The reversal of 243033420041 is 140024330342.

243033420041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (243033420023) and next prime (243033420059).

It can be written as a sum of positive squares in 2 ways, for example, as 146309310016 + 96724110025 = 382504^2 + 311005^2 .

It is a cyclic number.

It is not a de Polignac number, because 243033420041 - 2¹⁰ = 243033419017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243033420341) 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 3 ways as a sum of consecutive naturals, for example, 5787440 + ... + 5829281.

It is an arithmetic number, because the mean of its divisors is an integer number (60761264421).

Almost surely, 2^243033420041 is an apocalyptic number.

It is an amenable number.

243033420041 is a deficient number, since it is larger than the sum of its proper divisors (11637643).

243033420041 is a wasteful number, since it uses less digits than its factorization.

243033420041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11637642.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 243033420041 its reverse (140024330342), we get a palindrome (383057750383).

The spelling of 243033420041 in words is "two hundred forty-three billion, thirty-three million, four hundred twenty thousand, forty-one".