134452543 has 4 divisors (see below), whose sum is σ = 134477920. Its totient is φ = 134427168.

The previous prime is 134452523. The next prime is 134452547. The reversal of 134452543 is 345254431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345254431 = 241 ⋅1432591.

It is a cyclic number.

It is not a de Polignac number, because 134452543 - 2⁵ = 134452511 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 (134452547) 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 3 ways as a sum of consecutive naturals, for example, 1383 + ... + 16456.

It is an arithmetic number, because the mean of its divisors is an integer number (33619480).

Almost surely, 2^134452543 is an apocalyptic number.

134452543 is a deficient number, since it is larger than the sum of its proper divisors (25377).

134452543 is an equidigital number, since it uses as much as digits as its factorization.

134452543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25376.

The product of its digits is 28800, while the sum is 31.

The square root of 134452543 is about 11595.3673076794. The cubic root of 134452543 is about 512.2984087576.

The spelling of 134452543 in words is "one hundred thirty-four million, four hundred fifty-two thousand, five hundred forty-three".