143039426 has 8 divisors (see below), whose sum is σ = 221957820. Its totient is φ = 69053488.

The previous prime is 143039359. The next prime is 143039473. The reversal of 143039426 is 624930341.

It can be written as a sum of positive squares in 2 ways, for example, as 140398801 + 2640625 = 11849^2 + 1625^2 .

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 = 143039392 and 143039401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1233041 + ... + 1233156.

Almost surely, 2^143039426 is an apocalyptic number.

143039426 is a deficient number, since it is larger than the sum of its proper divisors (78918394).

143039426 is a wasteful number, since it uses less digits than its factorization.

143039426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466228.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 143039426 is about 11959.9091133670. The cubic root of 143039426 is about 522.9802073215.

Adding to 143039426 its reverse (624930341), we get a palindrome (767969767).

The spelling of 143039426 in words is "one hundred forty-three million, thirty-nine thousand, four hundred twenty-six".