134057143 has 4 divisors (see below), whose sum is σ = 146244168. Its totient is φ = 121870120.

The previous prime is 134057129. The next prime is 134057173. The reversal of 134057143 is 341750431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341750431 = 11 ⋅31068221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134057143 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 (134057173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6093496 + ... + 6093517.

It is an arithmetic number, because the mean of its divisors is an integer number (36561042).

Almost surely, 2^134057143 is an apocalyptic number.

134057143 is a deficient number, since it is larger than the sum of its proper divisors (12187025).

134057143 is a wasteful number, since it uses less digits than its factorization.

134057143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12187024.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 134057143 is about 11578.3048413833. The cubic root of 134057143 is about 511.7957241228.

The spelling of 134057143 in words is "one hundred thirty-four million, fifty-seven thousand, one hundred forty-three".