134605143 has 6 divisors (see below), whose sum is σ = 194429664. Its totient is φ = 89736756.

The previous prime is 134605127. The next prime is 134605151. The reversal of 134605143 is 341506431.

134605143 is a `hidden beast` number, since 13 + 4 + 605 + 1 + 43 = 666.

It is not a de Polignac number, because 134605143 - 2⁴ = 134605127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134605123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7478055 + ... + 7478072.

It is an arithmetic number, because the mean of its divisors is an integer number (32404944).

Almost surely, 2^134605143 is an apocalyptic number.

134605143 is a deficient number, since it is larger than the sum of its proper divisors (59824521).

134605143 is a wasteful number, since it uses less digits than its factorization.

134605143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14956133 (or 14956130 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 134605143 is about 11601.9456557941. The cubic root of 134605143 is about 512.4921504251.

The spelling of 134605143 in words is "one hundred thirty-four million, six hundred five thousand, one hundred forty-three".