9061328641 has 2 divisors, whose sum is σ = 9061328642. Its totient is φ = 9061328640.

The previous prime is 9061328629. The next prime is 9061328659. The reversal of 9061328641 is 1468231609.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8976615025 + 84713616 = 94745^2 + 9204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9061328641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9061328594 and 9061328603.

It is not a weakly prime, because it can be changed into another prime (9061328621) 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, 4530664320 + 4530664321.

It is an arithmetic number, because the mean of its divisors is an integer number (4530664321).

Almost surely, 2^9061328641 is an apocalyptic number.

It is an amenable number.

9061328641 is a deficient number, since it is larger than the sum of its proper divisors (1).

9061328641 is an equidigital number, since it uses as much as digits as its factorization.

9061328641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 9061328641 is about 95191.0113456097. The cubic root of 9061328641 is about 2084.7978986996.

The spelling of 9061328641 in words is "nine billion, sixty-one million, three hundred twenty-eight thousand, six hundred forty-one".