503012130 has 16 divisors (see below), whose sum is σ = 1207229184. Its totient is φ = 134136560.

The previous prime is 503012129. The next prime is 503012171. The reversal of 503012130 is 31210305.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8383506 + ... + 8383565.

It is an arithmetic number, because the mean of its divisors is an integer number (75451824).

Almost surely, 2^503012130 is an apocalyptic number.

503012130 is an abundant number, since it is smaller than the sum of its proper divisors (704217054).

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

503012130 is a wasteful number, since it uses less digits than its factorization.

503012130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16767081.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 503012130 is about 22427.9319153595. The cubic root of 503012130 is about 795.2911555688.

Adding to 503012130 its reverse (31210305), we get a palindrome (534222435).

The spelling of 503012130 in words is "five hundred three million, twelve thousand, one hundred thirty".