143134399 has 4 divisors (see below), whose sum is σ = 144227160. Its totient is φ = 142041640.

The previous prime is 143134393. The next prime is 143134417. The reversal of 143134399 is 993431341.

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 143134399 - 2²⁷ = 8916671 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 (143134393) 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, 546184 + ... + 546445.

It is an arithmetic number, because the mean of its divisors is an integer number (36056790).

Almost surely, 2^143134399 is an apocalyptic number.

143134399 is a deficient number, since it is larger than the sum of its proper divisors (1092761).

143134399 is a wasteful number, since it uses less digits than its factorization.

143134399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092760.

The product of its digits is 34992, while the sum is 37.

The square root of 143134399 is about 11963.8789278394. The cubic root of 143134399 is about 523.0959283547.

The spelling of 143134399 in words is "one hundred forty-three million, one hundred thirty-four thousand, three hundred ninety-nine".