11348774777 has 2 divisors, whose sum is σ = 11348774778. Its totient is φ = 11348774776.

The previous prime is 11348774761. The next prime is 11348774821. The reversal of 11348774777 is 77747784311.

11348774777 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., 11262303376 + 86471401 = 106124^2 + 9299^2 .

It is a cyclic number.

It is not a de Polignac number, because 11348774777 - 2⁴ = 11348774761 is a prime.

It is not a weakly prime, because it can be changed into another prime (11348774377) 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, 5674387388 + 5674387389.

It is an arithmetic number, because the mean of its divisors is an integer number (5674387389).

Almost surely, 2^11348774777 is an apocalyptic number.

It is an amenable number.

11348774777 is a deficient number, since it is larger than the sum of its proper divisors (1).

11348774777 is an equidigital number, since it uses as much as digits as its factorization.

11348774777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6453888, while the sum is 56.

The spelling of 11348774777 in words is "eleven billion, three hundred forty-eight million, seven hundred seventy-four thousand, seven hundred seventy-seven".