243134124052 has 6 divisors (see below), whose sum is σ = 425484717098. Its totient is φ = 121567062024.

The previous prime is 243134124011. The next prime is 243134124119. The reversal of 243134124052 is 250421431342.

It can be written as a sum of positive squares in only one way, i.e., 229416092676 + 13718031376 = 478974^2 + 117124^2 .

It is a super-2 number, since 2×243134124052² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 30391765503 + ... + 30391765510.

Almost surely, 2^243134124052 is an apocalyptic number.

It is an amenable number.

243134124052 is a deficient number, since it is larger than the sum of its proper divisors (182350593046).

243134124052 is a wasteful number, since it uses less digits than its factorization.

243134124052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60783531017 (or 60783531015 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 243134124052 its reverse (250421431342), we get a palindrome (493555555394).

The spelling of 243134124052 in words is "two hundred forty-three billion, one hundred thirty-four million, one hundred twenty-four thousand, fifty-two".