134125512123 has 8 divisors (see below), whose sum is σ = 179833089600. Its totient is φ = 88917471368.

The previous prime is 134125512121. The next prime is 134125512181. The reversal of 134125512123 is 321215521431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134125512123 - 2¹ = 134125512121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134125512121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124883553 + ... + 124884626.

It is an arithmetic number, because the mean of its divisors is an integer number (22479136200).

Almost surely, 2^134125512123 is an apocalyptic number.

134125512123 is a deficient number, since it is larger than the sum of its proper divisors (45707577477).

134125512123 is a wasteful number, since it uses less digits than its factorization.

134125512123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249768361.

The product of its digits is 7200, while the sum is 30.

The spelling of 134125512123 in words is "one hundred thirty-four billion, one hundred twenty-five million, five hundred twelve thousand, one hundred twenty-three".