134331143 has 4 divisors (see below), whose sum is σ = 134423328. Its totient is φ = 134238960.

The previous prime is 134331137. The next prime is 134331151. The reversal of 134331143 is 341133431.

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

It is a cyclic number.

It is not a de Polignac number, because 134331143 - 2⁶ = 134331079 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 (134331173) 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 3 ways as a sum of consecutive naturals, for example, 43871 + ... + 46832.

It is an arithmetic number, because the mean of its divisors is an integer number (33605832).

Almost surely, 2^134331143 is an apocalyptic number.

134331143 is a deficient number, since it is larger than the sum of its proper divisors (92185).

134331143 is an equidigital number, since it uses as much as digits as its factorization.

134331143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92184.

The product of its digits is 1296, while the sum is 23.

The square root of 134331143 is about 11590.1312762194. The cubic root of 134331143 is about 512.1441740284.

Adding to 134331143 its reverse (341133431), we get a palindrome (475464574).

The spelling of 134331143 in words is "one hundred thirty-four million, three hundred thirty-one thousand, one hundred forty-three".