11124446761 has 2 divisors, whose sum is σ = 11124446762. Its totient is φ = 11124446760.

The previous prime is 11124446747. The next prime is 11124446821. The reversal of 11124446761 is 16764442111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10313621136 + 810825625 = 101556^2 + 28475^2 .

It is a cyclic number.

It is not a de Polignac number, because 11124446761 - 2⁷ = 11124446633 is a prime.

It is a super-2 number, since 2×11124446761² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11124446761.

It is not a weakly prime, because it can be changed into another prime (11124446701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562223380 + 5562223381.

It is an arithmetic number, because the mean of its divisors is an integer number (5562223381).

Almost surely, 2^11124446761 is an apocalyptic number.

It is an amenable number.

11124446761 is a deficient number, since it is larger than the sum of its proper divisors (1).

11124446761 is an equidigital number, since it uses as much as digits as its factorization.

11124446761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 37.

Adding to 11124446761 its reverse (16764442111), we get a palindrome (27888888872).

The spelling of 11124446761 in words is "eleven billion, one hundred twenty-four million, four hundred forty-six thousand, seven hundred sixty-one".