11124124729 has 2 divisors, whose sum is σ = 11124124730. Its totient is φ = 11124124728.

The previous prime is 11124124681. The next prime is 11124124747. The reversal of 11124124729 is 92742142111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8963734329 + 2160390400 = 94677^2 + 46480^2 .

It is a cyclic number.

It is not a de Polignac number, because 11124124729 - 2⁹ = 11124124217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11124124694 and 11124124703.

It is not a weakly prime, because it can be changed into another prime (11124124789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562062364 + 5562062365.

It is an arithmetic number, because the mean of its divisors is an integer number (5562062365).

Almost surely, 2^11124124729 is an apocalyptic number.

It is an amenable number.

11124124729 is a deficient number, since it is larger than the sum of its proper divisors (1).

11124124729 is an equidigital number, since it uses as much as digits as its factorization.

11124124729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 34.

The spelling of 11124124729 in words is "eleven billion, one hundred twenty-four million, one hundred twenty-four thousand, seven hundred twenty-nine".