143013404 has 18 divisors (see below), whose sum is σ = 254612064. Its totient is φ = 70287880.

The previous prime is 143013397. The next prime is 143013427. The reversal of 143013404 is 404310341.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8789 + ... + 19059.

Almost surely, 2^143013404 is an apocalyptic number.

It is an amenable number.

143013404 is a deficient number, since it is larger than the sum of its proper divisors (111598660).

143013404 is a wasteful number, since it uses less digits than its factorization.

143013404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10393 (or 10332 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 143013404 is about 11958.8211793638. The cubic root of 143013404 is about 522.9484915523.

Adding to 143013404 its reverse (404310341), we get a palindrome (547323745).

The spelling of 143013404 in words is "one hundred forty-three million, thirteen thousand, four hundred four".