9904298791 has 2 divisors, whose sum is σ = 9904298792. Its totient is φ = 9904298790.

The previous prime is 9904298771. The next prime is 9904298813. The reversal of 9904298791 is 1978924099.

9904298791 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9904298791 - 2³³ = 1314364199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9904298711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4952149395 + 4952149396.

It is an arithmetic number, because the mean of its divisors is an integer number (4952149396).

Almost surely, 2^9904298791 is an apocalyptic number.

9904298791 is a deficient number, since it is larger than the sum of its proper divisors (1).

9904298791 is an equidigital number, since it uses as much as digits as its factorization.

9904298791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 58.

The square root of 9904298791 is about 99520.3436037075. The cubic root of 9904298791 is about 2147.5399149356.

The spelling of 9904298791 in words is "nine billion, nine hundred four million, two hundred ninety-eight thousand, seven hundred ninety-one".