9471889573 has 2 divisors, whose sum is σ = 9471889574. Its totient is φ = 9471889572.

The previous prime is 9471889529. The next prime is 9471889589. The reversal of 9471889573 is 3759881749.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7275748804 + 2196140769 = 85298^2 + 46863^2 .

It is a cyclic number.

It is not a de Polignac number, because 9471889573 - 2⁹ = 9471889061 is a prime.

It is a super-2 number, since 2×9471889573² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9471889523) 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, 4735944786 + 4735944787.

It is an arithmetic number, because the mean of its divisors is an integer number (4735944787).

Almost surely, 2^9471889573 is an apocalyptic number.

It is an amenable number.

9471889573 is a deficient number, since it is larger than the sum of its proper divisors (1).

9471889573 is an equidigital number, since it uses as much as digits as its factorization.

9471889573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15240960, while the sum is 61.

The square root of 9471889573 is about 97323.6331679002. The cubic root of 9471889573 is about 2115.8207667538.

The spelling of 9471889573 in words is "nine billion, four hundred seventy-one million, eight hundred eighty-nine thousand, five hundred seventy-three".