143445338 has 8 divisors (see below), whose sum is σ = 215255988. Its totient is φ = 71693344.

The previous prime is 143445311. The next prime is 143445349. The reversal of 143445338 is 833544341.

It can be written as a sum of positive squares in 2 ways, for example, as 131033809 + 12411529 = 11447^2 + 3523^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 143445298 and 143445307.

It is an unprimeable number.

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, 7931 + ... + 18702.

Almost surely, 2^143445338 is an apocalyptic number.

143445338 is a deficient number, since it is larger than the sum of its proper divisors (71810650).

143445338 is a wasteful number, since it uses less digits than its factorization.

143445338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29328.

The product of its digits is 69120, while the sum is 35.

The square root of 143445338 is about 11976.8667855996. The cubic root of 143445338 is about 523.4744380847.

Adding to 143445338 its reverse (833544341), we get a palindrome (976989679).

The spelling of 143445338 in words is "one hundred forty-three million, four hundred forty-five thousand, three hundred thirty-eight".