9004945667 has 2 divisors, whose sum is σ = 9004945668. Its totient is φ = 9004945666.

The previous prime is 9004945597. The next prime is 9004945681. The reversal of 9004945667 is 7665494009.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9004945667 is a prime.

It is not a weakly prime, because it can be changed into another prime (9004945687) 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, 4502472833 + 4502472834.

It is an arithmetic number, because the mean of its divisors is an integer number (4502472834).

Almost surely, 2^9004945667 is an apocalyptic number.

9004945667 is a deficient number, since it is larger than the sum of its proper divisors (1).

9004945667 is an equidigital number, since it uses as much as digits as its factorization.

9004945667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The square root of 9004945667 is about 94894.3921788848. The cubic root of 9004945667 is about 2080.4647681676.

The spelling of 9004945667 in words is "nine billion, four million, nine hundred forty-five thousand, six hundred sixty-seven".