503135152 has 80 divisors (see below), whose sum is σ = 1093680000. Its totient is φ = 222630912.

The previous prime is 503135147. The next prime is 503135153. The reversal of 503135152 is 251531305.

It is not an unprimeable number, because it can be changed into a prime (503135153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1441474 + ... + 1441822.

It is an arithmetic number, because the mean of its divisors is an integer number (13671000).

Almost surely, 2^503135152 is an apocalyptic number.

503135152 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503135152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546840000).

503135152 is an abundant number, since it is smaller than the sum of its proper divisors (590544848).

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

503135152 is a wasteful number, since it uses less digits than its factorization.

503135152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638 (or 632 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 503135152 is about 22430.6743545530. The cubic root of 503135152 is about 795.3559852403.

Adding to 503135152 its reverse (251531305), we get a palindrome (754666457).

The spelling of 503135152 in words is "five hundred three million, one hundred thirty-five thousand, one hundred fifty-two".