9973597 has 2 divisors, whose sum is σ = 9973598. Its totient is φ = 9973596.

The previous prime is 9973591. The next prime is 9973603. The reversal of 9973597 is 7953799.

9973597 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (9973591) and next prime (9973603).

It can be written as a sum of positive squares in only one way, i.e., 6610041 + 3363556 = 2571^2 + 1834^2 .

It is a cyclic number.

It is not a de Polignac number, because 9973597 - 2³ = 9973589 is a prime.

9973597 is a lucky number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 9973597.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9973591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986798 + 4986799.

It is an arithmetic number, because the mean of its divisors is an integer number (4986799).

Almost surely, 2^9973597 is an apocalyptic number.

It is an amenable number.

9973597 is a deficient number, since it is larger than the sum of its proper divisors (1).

9973597 is an equidigital number, since it uses as much as digits as its factorization.

9973597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 535815, while the sum is 49.

The square root of 9973597 is about 3158.1002200690. The cubic root of 9973597 is about 215.2536900836.

The spelling of 9973597 in words is "nine million, nine hundred seventy-three thousand, five hundred ninety-seven".