143194134 has 8 divisors (see below), whose sum is σ = 286388280. Its totient is φ = 47731376.

The previous prime is 143194133. The next prime is 143194153. The reversal of 143194134 is 431491341.

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

143194134 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143194133) 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, 11932839 + ... + 11932850.

It is an arithmetic number, because the mean of its divisors is an integer number (35798535).

Almost surely, 2^143194134 is an apocalyptic number.

143194134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143194134 is a wasteful number, since it uses less digits than its factorization.

143194134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23865694.

The product of its digits is 5184, while the sum is 30.

The square root of 143194134 is about 11966.3751403673. The cubic root of 143194134 is about 523.1686869873.

The spelling of 143194134 in words is "one hundred forty-three million, one hundred ninety-four thousand, one hundred thirty-four".