500550131 has 2 divisors, whose sum is σ = 500550132. Its totient is φ = 500550130.

The previous prime is 500550119. The next prime is 500550137. The reversal of 500550131 is 131055005.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 500550131 - 2⁶ = 500550067 is a prime.

It is a super-2 number, since 2×500550131² = 501100867288234322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (500550137) 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 as a sum of consecutive naturals, namely, 250275065 + 250275066.

It is an arithmetic number, because the mean of its divisors is an integer number (250275066).

Almost surely, 2^500550131 is an apocalyptic number.

500550131 is a deficient number, since it is larger than the sum of its proper divisors (1).

500550131 is an equidigital number, since it uses as much as digits as its factorization.

500550131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 500550131 is about 22372.9776963193. The cubic root of 500550131 is about 793.9915121326.

The spelling of 500550131 in words is "five hundred million, five hundred fifty thousand, one hundred thirty-one".