502500133 has 2 divisors, whose sum is σ = 502500134. Its totient is φ = 502500132.

The previous prime is 502500101. The next prime is 502500169. The reversal of 502500133 is 331005205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 345699649 + 156800484 = 18593^2 + 12522^2 .

It is a cyclic number.

It is not a de Polignac number, because 502500133 - 2⁵ = 502500101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 502500133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502500233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251250066 + 251250067.

It is an arithmetic number, because the mean of its divisors is an integer number (251250067).

Almost surely, 2^502500133 is an apocalyptic number.

It is an amenable number.

502500133 is a deficient number, since it is larger than the sum of its proper divisors (1).

502500133 is an equidigital number, since it uses as much as digits as its factorization.

502500133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 502500133 is about 22416.5147380229. The cubic root of 502500133 is about 795.0212317154.

Adding to 502500133 its reverse (331005205), we get a palindrome (833505338).

The spelling of 502500133 in words is "five hundred two million, five hundred thousand, one hundred thirty-three".