503135334 has 64 divisors (see below), whose sum is σ = 1217764800. Its totient is φ = 153052416.

The previous prime is 503135317. The next prime is 503135341. The reversal of 503135334 is 433531305.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 503135298 and 503135307.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 58452 + ... + 66504.

It is an arithmetic number, because the mean of its divisors is an integer number (19027575).

Almost surely, 2^503135334 is an apocalyptic number.

503135334 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 503135334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (608882400).

503135334 is an abundant number, since it is smaller than the sum of its proper divisors (714629466).

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

503135334 is a wasteful number, since it uses less digits than its factorization.

503135334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8166 (or 8160 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 503135334 is about 22430.6784114971. The cubic root of 503135334 is about 795.3560811422.

Adding to 503135334 its reverse (433531305), we get a palindrome (936666639).

The spelling of 503135334 in words is "five hundred three million, one hundred thirty-five thousand, three hundred thirty-four".