11343817129 has 2 divisors, whose sum is σ = 11343817130. Its totient is φ = 11343817128.

The previous prime is 11343817063. The next prime is 11343817151. The reversal of 11343817129 is 92171834311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9336777129 + 2007040000 = 96627^2 + 44800^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11343817129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11343817091 and 11343817100.

It is not a weakly prime, because it can be changed into another prime (11343817159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671908564 + 5671908565.

It is an arithmetic number, because the mean of its divisors is an integer number (5671908565).

Almost surely, 2^11343817129 is an apocalyptic number.

It is an amenable number.

11343817129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11343817129 is an equidigital number, since it uses as much as digits as its factorization.

11343817129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 40.

The spelling of 11343817129 in words is "eleven billion, three hundred forty-three million, eight hundred seventeen thousand, one hundred twenty-nine".