503142112 has 96 divisors (see below), whose sum is σ = 1167022080. Its totient is φ = 211115520.

The previous prime is 503142071. The next prime is 503142113. The reversal of 503142112 is 211241305.

It is a self number, because there is not a number n which added to its sum of digits gives 503142112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503142113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233713 + ... + 235855.

It is an arithmetic number, because the mean of its divisors is an integer number (12156480).

Almost surely, 2^503142112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503142112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (583511040).

503142112 is an abundant number, since it is smaller than the sum of its proper divisors (663879968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503142112 is a wasteful number, since it uses less digits than its factorization.

503142112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216 (or 2208 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 503142112 is about 22430.8294987056. The cubic root of 503142112 is about 795.3596526791.

Adding to 503142112 its reverse (211241305), we get a palindrome (714383417).

The spelling of 503142112 in words is "five hundred three million, one hundred forty-two thousand, one hundred twelve".