11124410281 has 2 divisors, whose sum is σ = 11124410282. Its totient is φ = 11124410280.

The previous prime is 11124410267. The next prime is 11124410329. The reversal of 11124410281 is 18201442111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10916906256 + 207504025 = 104484^2 + 14405^2 .

It is an emirp because it is prime and its reverse (18201442111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11124410281 - 2¹⁷ = 11124279209 is a prime.

It is a super-2 number, since 2×11124410281² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11124410261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562205140 + 5562205141.

It is an arithmetic number, because the mean of its divisors is an integer number (5562205141).

Almost surely, 2^11124410281 is an apocalyptic number.

It is an amenable number.

11124410281 is a deficient number, since it is larger than the sum of its proper divisors (1).

11124410281 is an equidigital number, since it uses as much as digits as its factorization.

11124410281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 25.

Adding to 11124410281 its reverse (18201442111), we get a palindrome (29325852392).

The spelling of 11124410281 in words is "eleven billion, one hundred twenty-four million, four hundred ten thousand, two hundred eighty-one".