11116255489 has 2 divisors, whose sum is σ = 11116255490. Its totient is φ = 11116255488.

The previous prime is 11116255481. The next prime is 11116255571. The reversal of 11116255489 is 98455261111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10954762225 + 161493264 = 104665^2 + 12708^2 .

It is a cyclic number.

It is not a de Polignac number, because 11116255489 - 2³ = 11116255481 is a prime.

It is a super-2 number, since 2×11116255489² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11116255481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5558127744 + 5558127745.

It is an arithmetic number, because the mean of its divisors is an integer number (5558127745).

Almost surely, 2^11116255489 is an apocalyptic number.

It is an amenable number.

11116255489 is a deficient number, since it is larger than the sum of its proper divisors (1).

11116255489 is an equidigital number, since it uses as much as digits as its factorization.

11116255489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 43.

The spelling of 11116255489 in words is "eleven billion, one hundred sixteen million, two hundred fifty-five thousand, four hundred eighty-nine".