531073597 has 2 divisors, whose sum is σ = 531073598. Its totient is φ = 531073596.

The previous prime is 531073583. The next prime is 531073601. The reversal of 531073597 is 795370135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 410710756 + 120362841 = 20266^2 + 10971^2 .

It is a cyclic number.

It is not a de Polignac number, because 531073597 - 2¹¹ = 531071549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531073507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265536798 + 265536799.

It is an arithmetic number, because the mean of its divisors is an integer number (265536799).

Almost surely, 2^531073597 is an apocalyptic number.

It is an amenable number.

531073597 is a deficient number, since it is larger than the sum of its proper divisors (1).

531073597 is an equidigital number, since it uses as much as digits as its factorization.

531073597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 99225, while the sum is 40.

The square root of 531073597 is about 23045.0341071564. The cubic root of 531073597 is about 809.8132969067.

The spelling of 531073597 in words is "five hundred thirty-one million, seventy-three thousand, five hundred ninety-seven".