9089045473 has 2 divisors, whose sum is σ = 9089045474. Its totient is φ = 9089045472.

The previous prime is 9089045429. The next prime is 9089045477. The reversal of 9089045473 is 3745409809.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7397204049 + 1691841424 = 86007^2 + 41132^2 .

It is an emirp because it is prime and its reverse (3745409809) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9089045473 is a prime.

It is a super-2 number, since 2×9089045473² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9089045477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4544522736 + 4544522737.

It is an arithmetic number, because the mean of its divisors is an integer number (4544522737).

Almost surely, 2^9089045473 is an apocalyptic number.

It is an amenable number.

9089045473 is a deficient number, since it is larger than the sum of its proper divisors (1).

9089045473 is an equidigital number, since it uses as much as digits as its factorization.

9089045473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 9089045473 is about 95336.4855288887. The cubic root of 9089045473 is about 2086.9213980476.

The spelling of 9089045473 in words is "nine billion, eighty-nine million, forty-five thousand, four hundred seventy-three".