9994000747 has 2 divisors, whose sum is σ = 9994000748. Its totient is φ = 9994000746.

The previous prime is 9994000739. The next prime is 9994000763. The reversal of 9994000747 is 7470004999.

9994000747 is digitally balanced in base 2, 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 9994000747 - 2³ = 9994000739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9994000747.

It is not a weakly prime, because it can be changed into another prime (9994000777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997000373 + 4997000374.

It is an arithmetic number, because the mean of its divisors is an integer number (4997000374).

Almost surely, 2^9994000747 is an apocalyptic number.

9994000747 is a deficient number, since it is larger than the sum of its proper divisors (1).

9994000747 is an equidigital number, since it uses as much as digits as its factorization.

9994000747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 9994000747 is about 99969.9992347704. Note that the first 3 decimals coincide. The cubic root of 9994000747 is about 2154.0037705546.

The spelling of 9994000747 in words is "nine billion, nine hundred ninety-four million, seven hundred forty-seven", and thus it is an aban number.