11745323215177 has 2 divisors, whose sum is σ = 11745323215178. Its totient is φ = 11745323215176.

The previous prime is 11745323215151. The next prime is 11745323215261. The reversal of 11745323215177 is 77151232354711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5873565519936 + 5871757695241 = 2423544^2 + 2423171^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11745323215177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11745323215177.

It is not a weakly prime, because it can be changed into another prime (11745323215477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5872661607588 + 5872661607589.

It is an arithmetic number, because the mean of its divisors is an integer number (5872661607589).

Almost surely, 2^{11745323215177} is an apocalyptic number.

It is an amenable number.

11745323215177 is a deficient number, since it is larger than the sum of its proper divisors (1).

11745323215177 is an equidigital number, since it uses as much as digits as its factorization.

11745323215177 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1234800, while the sum is 49.

Adding to 11745323215177 its reverse (77151232354711), we get a palindrome (88896555569888).

The spelling of 11745323215177 in words is "eleven trillion, seven hundred forty-five billion, three hundred twenty-three million, two hundred fifteen thousand, one hundred seventy-seven".