143809334 has 8 divisors (see below), whose sum is σ = 215780760. Its totient is φ = 71882416.

The previous prime is 143809333. The next prime is 143809361. The reversal of 143809334 is 433908341.

143809334 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×143809334² = 41362249091047112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 143809294 and 143809303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143809333) 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, 1319 + ... + 17010.

It is an arithmetic number, because the mean of its divisors is an integer number (26972595).

Almost surely, 2^143809334 is an apocalyptic number.

143809334 is a deficient number, since it is larger than the sum of its proper divisors (71971426).

143809334 is a wasteful number, since it uses less digits than its factorization.

143809334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22254.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 143809334 is about 11992.0529518511. The cubic root of 143809334 is about 523.9168404247.

The spelling of 143809334 in words is "one hundred forty-three million, eight hundred nine thousand, three hundred thirty-four".