143040134 has 4 divisors (see below), whose sum is σ = 214560204. Its totient is φ = 71520066.

The previous prime is 143040133. The next prime is 143040143. The reversal of 143040134 is 431040341.

It is a happy number.

143040134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143040133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35760032 + ... + 35760035.

It is an arithmetic number, because the mean of its divisors is an integer number (53640051).

Almost surely, 2^143040134 is an apocalyptic number.

143040134 is a deficient number, since it is larger than the sum of its proper divisors (71520070).

143040134 is an equidigital number, since it uses as much as digits as its factorization.

143040134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71520069.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 143040134 is about 11959.9387122176. The cubic root of 143040134 is about 522.9810701824.

Adding to 143040134 its reverse (431040341), we get a palindrome (574080475).

The spelling of 143040134 in words is "one hundred forty-three million, forty thousand, one hundred thirty-four".