11725576771 has 2 divisors, whose sum is σ = 11725576772. Its totient is φ = 11725576770.

The previous prime is 11725576769. The next prime is 11725576783. The reversal of 11725576771 is 17767552711.

11725576771 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 an emirp because it is prime and its reverse (17767552711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11725576771 - 2¹ = 11725576769 is a prime.

It is a super-2 number, since 2×11725576771² (a number of 21 digits) contains 22 as substring.

Together with 11725576769, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11725576171) 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, 5862788385 + 5862788386.

It is an arithmetic number, because the mean of its divisors is an integer number (5862788386).

Almost surely, 2^11725576771 is an apocalyptic number.

11725576771 is a deficient number, since it is larger than the sum of its proper divisors (1).

11725576771 is an equidigital number, since it uses as much as digits as its factorization.

11725576771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720300, while the sum is 49.

The spelling of 11725576771 in words is "eleven billion, seven hundred twenty-five million, five hundred seventy-six thousand, seven hundred seventy-one".