500641131 has 16 divisors (see below), whose sum is σ = 684896256. Its totient is φ = 325115616.

The previous prime is 500641087. The next prime is 500641139. The reversal of 500641131 is 131146005.

It is not a de Polignac number, because 500641131 - 2⁷ = 500641003 is a prime.

It is a super-2 number, since 2×500641131² = 501283084097918322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 500641098 and 500641107.

It is not an unprimeable number, because it can be changed into a prime (500641139) 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, 44341 + ... + 54473.

It is an arithmetic number, because the mean of its divisors is an integer number (42806016).

Almost surely, 2^500641131 is an apocalyptic number.

500641131 is a deficient number, since it is larger than the sum of its proper divisors (184255125).

500641131 is a wasteful number, since it uses less digits than its factorization.

500641131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10562.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 500641131 is about 22375.0113072597. The cubic root of 500641131 is about 794.0396250954.

Adding to 500641131 its reverse (131146005), we get a palindrome (631787136).

The spelling of 500641131 in words is "five hundred million, six hundred forty-one thousand, one hundred thirty-one".