531341717 has 2 divisors, whose sum is σ = 531341718. Its totient is φ = 531341716.

The previous prime is 531341663. The next prime is 531341743. The reversal of 531341717 is 717143135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271293841 + 260047876 = 16471^2 + 16126^2 .

It is a cyclic number.

It is not a de Polignac number, because 531341717 - 2¹² = 531337621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531341117) 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, 265670858 + 265670859.

It is an arithmetic number, because the mean of its divisors is an integer number (265670859).

Almost surely, 2^531341717 is an apocalyptic number.

It is an amenable number.

531341717 is a deficient number, since it is larger than the sum of its proper divisors (1).

531341717 is an equidigital number, since it uses as much as digits as its factorization.

531341717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8820, while the sum is 32.

The square root of 531341717 is about 23050.8506784457. The cubic root of 531341717 is about 809.9495558689.

The spelling of 531341717 in words is "five hundred thirty-one million, three hundred forty-one thousand, seven hundred seventeen".