9297897473 has 2 divisors, whose sum is σ = 9297897474. Its totient is φ = 9297897472.

The previous prime is 9297897409. The next prime is 9297897481. The reversal of 9297897473 is 3747987929.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5592497089 + 3705400384 = 74783^2 + 60872^2 .

It is a cyclic number.

It is not a de Polignac number, because 9297897473 - 2⁶ = 9297897409 is a prime.

It is not a weakly prime, because it can be changed into another prime (9297897403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4648948736 + 4648948737.

It is an arithmetic number, because the mean of its divisors is an integer number (4648948737).

Almost surely, 2^9297897473 is an apocalyptic number.

It is an amenable number.

9297897473 is a deficient number, since it is larger than the sum of its proper divisors (1).

9297897473 is an equidigital number, since it uses as much as digits as its factorization.

9297897473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48009024, while the sum is 65.

The square root of 9297897473 is about 96425.6058990557. The cubic root of 9297897473 is about 2102.7852289600.

The spelling of 9297897473 in words is "nine billion, two hundred ninety-seven million, eight hundred ninety-seven thousand, four hundred seventy-three".