11383972729 has 2 divisors, whose sum is σ = 11383972730. Its totient is φ = 11383972728.

The previous prime is 11383972681. The next prime is 11383972763. The reversal of 11383972729 is 92727938311.

11383972729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11262091129 + 121881600 = 106123^2 + 11040^2 .

It is an emirp because it is prime and its reverse (92727938311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11383972729 is a prime.

It is not a weakly prime, because it can be changed into another prime (11383972129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5691986364 + 5691986365.

It is an arithmetic number, because the mean of its divisors is an integer number (5691986365).

Almost surely, 2^11383972729 is an apocalyptic number.

It is an amenable number.

11383972729 is a deficient number, since it is larger than the sum of its proper divisors (1).

11383972729 is an equidigital number, since it uses as much as digits as its factorization.

11383972729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1143072, while the sum is 52.

The spelling of 11383972729 in words is "eleven billion, three hundred eighty-three million, nine hundred seventy-two thousand, seven hundred twenty-nine".