531227828471 has 2 divisors, whose sum is σ = 531227828472. Its totient is φ = 531227828470.

The previous prime is 531227828407. The next prime is 531227828497. The reversal of 531227828471 is 174828722135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531227828471 - 2⁶ = 531227828407 is a prime.

It is a super-3 number, since 3×531227828471³ (a number of 36 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531227828401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265613914235 + 265613914236.

It is an arithmetic number, because the mean of its divisors is an integer number (265613914236).

Almost surely, 2^531227828471 is an apocalyptic number.

531227828471 is a deficient number, since it is larger than the sum of its proper divisors (1).

531227828471 is an equidigital number, since it uses as much as digits as its factorization.

531227828471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1505280, while the sum is 50.

The spelling of 531227828471 in words is "five hundred thirty-one billion, two hundred twenty-seven million, eight hundred twenty-eight thousand, four hundred seventy-one".