503143142 has 8 divisors (see below), whose sum is σ = 794436600. Its totient is φ = 238330944.

The previous prime is 503143099. The next prime is 503143159. The reversal of 503143142 is 241341305.

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

It is a congruent number.

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, 6620267 + ... + 6620342.

It is an arithmetic number, because the mean of its divisors is an integer number (99304575).

Almost surely, 2^503143142 is an apocalyptic number.

503143142 is a deficient number, since it is larger than the sum of its proper divisors (291293458).

503143142 is a wasteful number, since it uses less digits than its factorization.

503143142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13240630.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 503143142 is about 22430.8524581657. The cubic root of 503143142 is about 795.3601954151.

Adding to 503143142 its reverse (241341305), we get a palindrome (744484447).

The spelling of 503143142 in words is "five hundred three million, one hundred forty-three thousand, one hundred forty-two".