243433020134113 has 4 divisors (see below), whose sum is σ = 246168222607620. Its totient is φ = 240697817660608.

The previous prime is 243433020134099. The next prime is 243433020134119. The reversal of 243433020134113 is 311431020334342.

243433020134113 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 can be written as a sum of positive squares in 2 ways, for example, as 90040039257249 + 153392980876864 = 9488943^2 + 12385192^2 .

It is a cyclic number.

It is not a de Polignac number, because 243433020134113 - 2⁴¹ = 241233996878561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243433020134119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1367601236620 + ... + 1367601236797.

It is an arithmetic number, because the mean of its divisors is an integer number (61542055651905).

Almost surely, 2^{243433020134113} is an apocalyptic number.

It is an amenable number.

243433020134113 is a deficient number, since it is larger than the sum of its proper divisors (2735202473507).

243433020134113 is an equidigital number, since it uses as much as digits as its factorization.

243433020134113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735202473506.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 243433020134113 its reverse (311431020334342), we get a palindrome (554864040468455).

The spelling of 243433020134113 in words is "two hundred forty-three trillion, four hundred thirty-three billion, twenty million, one hundred thirty-four thousand, one hundred thirteen".