8744120773 has 2 divisors, whose sum is σ = 8744120774. Its totient is φ = 8744120772.

The previous prime is 8744120761. The next prime is 8744120779. The reversal of 8744120773 is 3770214478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8638401249 + 105719524 = 92943^2 + 10282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8744120773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8744120779) 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, 4372060386 + 4372060387.

It is an arithmetic number, because the mean of its divisors is an integer number (4372060387).

Almost surely, 2^8744120773 is an apocalyptic number.

It is an amenable number.

8744120773 is a deficient number, since it is larger than the sum of its proper divisors (1).

8744120773 is an equidigital number, since it uses as much as digits as its factorization.

8744120773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 263424, while the sum is 43.

The square root of 8744120773 is about 93510.0035985455. The cubic root of 8744120773 is about 2060.1810232255.

The spelling of 8744120773 in words is "eight billion, seven hundred forty-four million, one hundred twenty thousand, seven hundred seventy-three".