11271670129 has 2 divisors, whose sum is σ = 11271670130. Its totient is φ = 11271670128.

The previous prime is 11271670063. The next prime is 11271670133. The reversal of 11271670129 is 92107617211.

11271670129 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., 8855751025 + 2415919104 = 94105^2 + 49152^2 .

It is an emirp because it is prime and its reverse (92107617211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11271670129 - 2⁷ = 11271670001 is a prime.

It is not a weakly prime, because it can be changed into another prime (11271670159) 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, 5635835064 + 5635835065.

It is an arithmetic number, because the mean of its divisors is an integer number (5635835065).

Almost surely, 2^11271670129 is an apocalyptic number.

It is an amenable number.

11271670129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11271670129 is an equidigital number, since it uses as much as digits as its factorization.

11271670129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 37.

The spelling of 11271670129 in words is "eleven billion, two hundred seventy-one million, six hundred seventy thousand, one hundred twenty-nine".