143321134 has 8 divisors (see below), whose sum is σ = 234525528. Its totient is φ = 65145960.

The previous prime is 143321131. The next prime is 143321137. The reversal of 143321134 is 431123341.

143321134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (143321131) and next prime (143321137).

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 6514597 = 143321134 / (1 + 4 + 3 + 3 + 2 + 1 + 1 + 3 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143321131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3257277 + ... + 3257320.

It is an arithmetic number, because the mean of its divisors is an integer number (29315691).

Almost surely, 2^143321134 is an apocalyptic number.

143321134 is a deficient number, since it is larger than the sum of its proper divisors (91204394).

143321134 is a wasteful number, since it uses less digits than its factorization.

143321134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6514610.

The product of its digits is 864, while the sum is 22.

The square root of 143321134 is about 11971.6805002472. The cubic root of 143321134 is about 523.3233087545.

Adding to 143321134 its reverse (431123341), we get a palindrome (574444475).

The spelling of 143321134 in words is "one hundred forty-three million, three hundred twenty-one thousand, one hundred thirty-four".