503134133 has 2 divisors, whose sum is σ = 503134134. Its totient is φ = 503134132.

The previous prime is 503134129. The next prime is 503134147. The reversal of 503134133 is 331431305.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 397085329 + 106048804 = 19927^2 + 10298^2 .

It is a cyclic number.

It is not a de Polignac number, because 503134133 - 2² = 503134129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 503134099 and 503134108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503134183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251567066 + 251567067.

It is an arithmetic number, because the mean of its divisors is an integer number (251567067).

Almost surely, 2^503134133 is an apocalyptic number.

It is an amenable number.

503134133 is a deficient number, since it is larger than the sum of its proper divisors (1).

503134133 is an equidigital number, since it uses as much as digits as its factorization.

503134133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 503134133 is about 22430.6516401107. The cubic root of 503134133 is about 795.3554482950.

Adding to 503134133 its reverse (331431305), we get a palindrome (834565438).

The spelling of 503134133 in words is "five hundred three million, one hundred thirty-four thousand, one hundred thirty-three".