11434343021177 has 2 divisors, whose sum is σ = 11434343021178. Its totient is φ = 11434343021176.

The previous prime is 11434343021147. The next prime is 11434343021239. The reversal of 11434343021177 is 77112034343411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6574152408121 + 4860190613056 = 2564011^2 + 2204584^2 .

It is a cyclic number.

It is not a de Polignac number, because 11434343021177 - 2¹⁶ = 11434342955641 is a prime.

It is not a weakly prime, because it can be changed into another prime (11434343021147) 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, 5717171510588 + 5717171510589.

It is an arithmetic number, because the mean of its divisors is an integer number (5717171510589).

Almost surely, 2^{11434343021177} is an apocalyptic number.

It is an amenable number.

11434343021177 is a deficient number, since it is larger than the sum of its proper divisors (1).

11434343021177 is an equidigital number, since it uses as much as digits as its factorization.

11434343021177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 41.

Adding to 11434343021177 its reverse (77112034343411), we get a palindrome (88546377364588).

The spelling of 11434343021177 in words is "eleven trillion, four hundred thirty-four billion, three hundred forty-three million, twenty-one thousand, one hundred seventy-seven".