134427713121 has 48 divisors (see below), whose sum is σ = 210084428736. Its totient is φ = 82339867008.

The previous prime is 134427713099. The next prime is 134427713171. The reversal of 134427713121 is 121317724431.

134427713121 is a `hidden beast` number, since 13 + 442 + 77 + 13 + 121 = 666.

It is not a de Polignac number, because 134427713121 - 2¹⁴ = 134427696737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134427713171) 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 47 ways as a sum of consecutive naturals, for example, 40161970 + ... + 40165316.

It is an arithmetic number, because the mean of its divisors is an integer number (4376758932).

Almost surely, 2^134427713121 is an apocalyptic number.

It is an amenable number.

134427713121 is a deficient number, since it is larger than the sum of its proper divisors (75656715615).

134427713121 is a wasteful number, since it uses less digits than its factorization.

134427713121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4862 (or 4859 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The spelling of 134427713121 in words is "one hundred thirty-four billion, four hundred twenty-seven million, seven hundred thirteen thousand, one hundred twenty-one".