982531717 has 2 divisors, whose sum is σ = 982531718. Its totient is φ = 982531716.

The previous prime is 982531681. The next prime is 982531741. The reversal of 982531717 is 717135289.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 528586081 + 453945636 = 22991^2 + 21306^2 .

It is a cyclic number.

It is not a de Polignac number, because 982531717 - 2²⁷ = 848313989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (982538717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491265858 + 491265859.

It is an arithmetic number, because the mean of its divisors is an integer number (491265859).

Almost surely, 2^982531717 is an apocalyptic number.

It is an amenable number.

982531717 is a deficient number, since it is larger than the sum of its proper divisors (1).

982531717 is an equidigital number, since it uses as much as digits as its factorization.

982531717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 43.

The square root of 982531717 is about 31345.3619695163. The cubic root of 982531717 is about 994.1430015427.

The spelling of 982531717 in words is "nine hundred eighty-two million, five hundred thirty-one thousand, seven hundred seventeen".