134057390189 has 4 divisors (see below), whose sum is σ = 134182795740. Its totient is φ = 133931984640.

The previous prime is 134057390167. The next prime is 134057390191. The reversal of 134057390189 is 981093750431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 92852450089 + 41204940100 = 304717^2 + 202990^2 .

It is a cyclic number.

It is not a de Polignac number, because 134057390189 - 2³² = 129762422893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134057390119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62701172 + ... + 62703309.

It is an arithmetic number, because the mean of its divisors is an integer number (33545698935).

Almost surely, 2^134057390189 is an apocalyptic number.

It is an amenable number.

134057390189 is a deficient number, since it is larger than the sum of its proper divisors (125405551).

134057390189 is a wasteful number, since it uses less digits than its factorization.

134057390189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125405550.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 134057390189 in words is "one hundred thirty-four billion, fifty-seven million, three hundred ninety thousand, one hundred eighty-nine".