11240442277 has 2 divisors, whose sum is σ = 11240442278. Its totient is φ = 11240442276.

The previous prime is 11240442251. The next prime is 11240442307. The reversal of 11240442277 is 77224404211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8260264996 + 2980177281 = 90886^2 + 54591^2 .

It is a cyclic number.

It is not a de Polignac number, because 11240442277 - 2¹¹ = 11240440229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11240442247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5620221138 + 5620221139.

It is an arithmetic number, because the mean of its divisors is an integer number (5620221139).

Almost surely, 2^11240442277 is an apocalyptic number.

It is an amenable number.

11240442277 is a deficient number, since it is larger than the sum of its proper divisors (1).

11240442277 is an equidigital number, since it uses as much as digits as its factorization.

11240442277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25088, while the sum is 34.

Adding to 11240442277 its reverse (77224404211), we get a palindrome (88464846488).

The spelling of 11240442277 in words is "eleven billion, two hundred forty million, four hundred forty-two thousand, two hundred seventy-seven".