11427540877 has 2 divisors, whose sum is σ = 11427540878. Its totient is φ = 11427540876.

The previous prime is 11427540863. The next prime is 11427540893. The reversal of 11427540877 is 77804572411.

11427540877 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 can be written as a sum of positive squares in only one way, i.e., 9178789636 + 2248751241 = 95806^2 + 47421^2 .

It is an emirp because it is prime and its reverse (77804572411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11427540877 - 2¹⁹ = 11427016589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11427540577) 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, 5713770438 + 5713770439.

It is an arithmetic number, because the mean of its divisors is an integer number (5713770439).

Almost surely, 2^11427540877 is an apocalyptic number.

It is an amenable number.

11427540877 is a deficient number, since it is larger than the sum of its proper divisors (1).

11427540877 is an equidigital number, since it uses as much as digits as its factorization.

11427540877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 439040, while the sum is 46.

The spelling of 11427540877 in words is "eleven billion, four hundred twenty-seven million, five hundred forty thousand, eight hundred seventy-seven".