94607147809 has 2 divisors, whose sum is σ = 94607147810. Its totient is φ = 94607147808.

The previous prime is 94607147801. The next prime is 94607147827. The reversal of 94607147809 is 90874170649.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91164744225 + 3442403584 = 301935^2 + 58672^2 .

It is a cyclic number.

It is not a de Polignac number, because 94607147809 - 2³ = 94607147801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94607147809.

It is not a weakly prime, because it can be changed into another prime (94607147801) 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, 47303573904 + 47303573905.

It is an arithmetic number, because the mean of its divisors is an integer number (47303573905).

Almost surely, 2^94607147809 is an apocalyptic number.

It is an amenable number.

94607147809 is a deficient number, since it is larger than the sum of its proper divisors (1).

94607147809 is an equidigital number, since it uses as much as digits as its factorization.

94607147809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3048192, while the sum is 55.

The spelling of 94607147809 in words is "ninety-four billion, six hundred seven million, one hundred forty-seven thousand, eight hundred nine".