243134214129 has 48 divisors (see below), whose sum is σ = 363022967424. Its totient is φ = 156734611200.

The previous prime is 243134214119. The next prime is 243134214133. The reversal of 243134214129 is 921412431342.

243134214129 is a `hidden beast` number, since 2 + 4 + 313 + 4 + 214 + 129 = 666.

It is not a de Polignac number, because 243134214129 - 2⁸ = 243134213873 is a prime.

It is a super-2 number, since 2×243134214129² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243134214093 and 243134214102.

It is not an unprimeable number, because it can be changed into a prime (243134214119) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12454194 + ... + 12473700.

It is an arithmetic number, because the mean of its divisors is an integer number (7562978488).

Almost surely, 2^243134214129 is an apocalyptic number.

It is an amenable number.

243134214129 is a deficient number, since it is larger than the sum of its proper divisors (119888753295).

243134214129 is a wasteful number, since it uses less digits than its factorization.

243134214129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19958 (or 19955 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The spelling of 243134214129 in words is "two hundred forty-three billion, one hundred thirty-four million, two hundred fourteen thousand, one hundred twenty-nine".