243140241033 has 12 divisors (see below), whose sum is σ = 351208971828. Its totient is φ = 162090539520.

The previous prime is 243140240983. The next prime is 243140241059. The reversal of 243140241033 is 330142041342.

243140241033 is a `hidden beast` number, since 243 + 1 + 4 + 0 + 2 + 410 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 94724219529 + 148416021504 = 307773^2 + 385248^2 .

It is not a de Polignac number, because 243140241033 - 2²⁵ = 243106686601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243140240988 and 243140241006.

It is not an unprimeable number, because it can be changed into a prime (243140241133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351313 + ... + 780833.

It is an arithmetic number, because the mean of its divisors is an integer number (29267414319).

Almost surely, 2^243140241033 is an apocalyptic number.

It is an amenable number.

243140241033 is a deficient number, since it is larger than the sum of its proper divisors (108068730795).

243140241033 is a wasteful number, since it uses less digits than its factorization.

243140241033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492424 (or 492421 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 243140241033 its reverse (330142041342), we get a palindrome (573282282375).

The spelling of 243140241033 in words is "two hundred forty-three billion, one hundred forty million, two hundred forty-one thousand, thirty-three".