9073661473 has 2 divisors, whose sum is σ = 9073661474. Its totient is φ = 9073661472.

The previous prime is 9073661419. The next prime is 9073661477. The reversal of 9073661473 is 3741663709.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5312660544 + 3761000929 = 72888^2 + 61327^2 .

It is a cyclic number.

It is not a de Polignac number, because 9073661473 - 2⁹ = 9073660961 is a prime.

It is not a weakly prime, because it can be changed into another prime (9073661477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4536830736 + 4536830737.

It is an arithmetic number, because the mean of its divisors is an integer number (4536830737).

Almost surely, 2^9073661473 is an apocalyptic number.

It is an amenable number.

9073661473 is a deficient number, since it is larger than the sum of its proper divisors (1).

9073661473 is an equidigital number, since it uses as much as digits as its factorization.

9073661473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 46.

The square root of 9073661473 is about 95255.7687124512. The cubic root of 9073661473 is about 2085.7433011268.

The spelling of 9073661473 in words is "nine billion, seventy-three million, six hundred sixty-one thousand, four hundred seventy-three".