11240277689 has 2 divisors, whose sum is σ = 11240277690. Its totient is φ = 11240277688.

The previous prime is 11240277637. The next prime is 11240277709. The reversal of 11240277689 is 98677204211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10838475664 + 401802025 = 104108^2 + 20045^2 .

It is an emirp because it is prime and its reverse (98677204211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11240277689 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11240273689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5620138844 + 5620138845.

It is an arithmetic number, because the mean of its divisors is an integer number (5620138845).

Almost surely, 2^11240277689 is an apocalyptic number.

It is an amenable number.

11240277689 is a deficient number, since it is larger than the sum of its proper divisors (1).

11240277689 is an equidigital number, since it uses as much as digits as its factorization.

11240277689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 47.

It can be divided in two parts, 112402 and 77689, that added together give a palindrome (190091).

The spelling of 11240277689 in words is "eleven billion, two hundred forty million, two hundred seventy-seven thousand, six hundred eighty-nine".