11132112191 has 2 divisors, whose sum is σ = 11132112192. Its totient is φ = 11132112190.

The previous prime is 11132112169. The next prime is 11132112241. The reversal of 11132112191 is 19121123111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11132112191 - 2⁶ = 11132112127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11132112391) 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, 5566056095 + 5566056096.

It is an arithmetic number, because the mean of its divisors is an integer number (5566056096).

Almost surely, 2^11132112191 is an apocalyptic number.

11132112191 is a deficient number, since it is larger than the sum of its proper divisors (1).

11132112191 is an equidigital number, since it uses as much as digits as its factorization.

11132112191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 23.

The spelling of 11132112191 in words is "eleven billion, one hundred thirty-two million, one hundred twelve thousand, one hundred ninety-one".