134281743 has 8 divisors (see below), whose sum is σ = 179104128. Its totient is φ = 89490264.

The previous prime is 134281727. The next prime is 134281747. The reversal of 134281743 is 347182431.

It is a Cunningham number, because it is equal to 11588²-1.

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

It is not a de Polignac number, because 134281743 - 2⁴ = 134281727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134281747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5796 + ... + 17382.

It is an arithmetic number, because the mean of its divisors is an integer number (22388016).

Almost surely, 2^134281743 is an apocalyptic number.

134281743 is a deficient number, since it is larger than the sum of its proper divisors (44822385).

134281743 is a wasteful number, since it uses less digits than its factorization.

134281743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15453.

The product of its digits is 16128, while the sum is 33.

The square root of 134281743 is about 11587.9999568519. Note that the first 4 decimals coincide. The cubic root of 134281743 is about 512.0813863441.

The spelling of 134281743 in words is "one hundred thirty-four million, two hundred eighty-one thousand, seven hundred forty-three".