243434123241 has 16 divisors (see below), whose sum is σ = 333935959104. Its totient is φ = 157677214464.

The previous prime is 243434123227. The next prime is 243434123267. The reversal of 243434123241 is 142321434342.

It is not a de Polignac number, because 243434123241 - 2¹⁷ = 243433992169 is a prime.

It is a super-2 number, since 2×243434123241² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (243434123201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8280636 + ... + 8309981.

It is an arithmetic number, because the mean of its divisors is an integer number (20870997444).

Almost surely, 2^243434123241 is an apocalyptic number.

It is an amenable number.

243434123241 is a deficient number, since it is larger than the sum of its proper divisors (90501835863).

243434123241 is a wasteful number, since it uses less digits than its factorization.

243434123241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16590760.

The product of its digits is 55296, while the sum is 33.

Adding to 243434123241 its reverse (142321434342), we get a palindrome (385755557583).

The spelling of 243434123241 in words is "two hundred forty-three billion, four hundred thirty-four million, one hundred twenty-three thousand, two hundred forty-one".