501133 has 2 divisors, whose sum is σ = 501134. Its totient is φ = 501132.

The previous prime is 501131. The next prime is 501139. The reversal of 501133 is 331105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338724 + 162409 = 582^2 + 403^2 .

It is a cyclic number.

It is not a de Polignac number, because 501133 - 2¹ = 501131 is a prime.

It is a super-2 number, since 2×501133² = 502268567378, which contains 22 as substring.

Together with 501131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250566 + 250567.

It is an arithmetic number, because the mean of its divisors is an integer number (250567).

2⁵⁰¹¹³³ is an apocalyptic number.

It is an amenable number.

501133 is a deficient number, since it is larger than the sum of its proper divisors (1).

501133 is an equidigital number, since it uses as much as digits as its factorization.

501133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45, while the sum is 13.

The square root of 501133 is about 707.9074798305. The cubic root of 501133 is about 79.4299582189.

Adding to 501133 its reverse (331105), we get a palindrome (832238).

The spelling of 501133 in words is "five hundred one thousand, one hundred thirty-three".