11128773001 has 2 divisors, whose sum is σ = 11128773002. Its totient is φ = 11128773000.

The previous prime is 11128772999. The next prime is 11128773017. The reversal of 11128773001 is 10037782111.

11128773001 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., 5697230400 + 5431542601 = 75480^2 + 73699^2 .

It is a cyclic number.

It is not a de Polignac number, because 11128773001 - 2¹ = 11128772999 is a prime.

Together with 11128772999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11128773041) 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, 5564386500 + 5564386501.

It is an arithmetic number, because the mean of its divisors is an integer number (5564386501).

Almost surely, 2^11128773001 is an apocalyptic number.

It is an amenable number.

11128773001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11128773001 is an equidigital number, since it uses as much as digits as its factorization.

11128773001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 31.

The spelling of 11128773001 in words is "eleven billion, one hundred twenty-eight million, seven hundred seventy-three thousand, one".