531663227 has 2 divisors, whose sum is σ = 531663228. Its totient is φ = 531663226.

The previous prime is 531663221. The next prime is 531663233. The reversal of 531663227 is 722366135.

It is a balanced prime because it is at equal distance from previous prime (531663221) and next prime (531663233).

It is a cyclic number.

It is not a de Polignac number, because 531663227 - 2¹⁰ = 531662203 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (531663221) 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, 265831613 + 265831614.

It is an arithmetic number, because the mean of its divisors is an integer number (265831614).

Almost surely, 2^531663227 is an apocalyptic number.

531663227 is a deficient number, since it is larger than the sum of its proper divisors (1).

531663227 is an equidigital number, since it uses as much as digits as its factorization.

531663227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 35.

The square root of 531663227 is about 23057.8235529722. The cubic root of 531663227 is about 810.1128872793.

The spelling of 531663227 in words is "five hundred thirty-one million, six hundred sixty-three thousand, two hundred twenty-seven".