11112343129 has 2 divisors, whose sum is σ = 11112343130. Its totient is φ = 11112343128.

The previous prime is 11112343019. The next prime is 11112343139. The reversal of 11112343129 is 92134321111.

11112343129 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., 7987533129 + 3124810000 = 89373^2 + 55900^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112343129 - 2⁹ = 11112342617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11112343097 and 11112343106.

It is not a weakly prime, because it can be changed into another prime (11112343139) 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, 5556171564 + 5556171565.

It is an arithmetic number, because the mean of its divisors is an integer number (5556171565).

Almost surely, 2^11112343129 is an apocalyptic number.

It is an amenable number.

11112343129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112343129 is an equidigital number, since it uses as much as digits as its factorization.

11112343129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 28.

The spelling of 11112343129 in words is "eleven billion, one hundred twelve million, three hundred forty-three thousand, one hundred twenty-nine".