11129065391 has 2 divisors, whose sum is σ = 11129065392. Its totient is φ = 11129065390.

The previous prime is 11129065373. The next prime is 11129065427. The reversal of 11129065391 is 19356092111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11129065391 - 2²⁶ = 11061956527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11129065331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5564532695 + 5564532696.

It is an arithmetic number, because the mean of its divisors is an integer number (5564532696).

Almost surely, 2^11129065391 is an apocalyptic number.

11129065391 is a deficient number, since it is larger than the sum of its proper divisors (1).

11129065391 is an equidigital number, since it uses as much as digits as its factorization.

11129065391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 38.

The spelling of 11129065391 in words is "eleven billion, one hundred twenty-nine million, sixty-five thousand, three hundred ninety-one".