503420120 has 96 divisors (see below), whose sum is σ = 1322924400. Its totient is φ = 171908352.

The previous prime is 503420119. The next prime is 503420161. The reversal of 503420120 is 21024305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 820934 + ... + 821546.

Almost surely, 2^503420120 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 503420120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661462200).

503420120 is an abundant number, since it is smaller than the sum of its proper divisors (819504280).

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

503420120 is a wasteful number, since it uses less digits than its factorization.

503420120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057 (or 1046 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 503420120 is about 22437.0256495820. The cubic root of 503420120 is about 795.5061160262.

Adding to 503420120 its reverse (21024305), we get a palindrome (524444425).

The spelling of 503420120 in words is "five hundred three million, four hundred twenty thousand, one hundred twenty".