11232111391 has 2 divisors, whose sum is σ = 11232111392. Its totient is φ = 11232111390.

The previous prime is 11232111379. The next prime is 11232111403. The reversal of 11232111391 is 19311123211.

It is a balanced prime because it is at equal distance from previous prime (11232111379) and next prime (11232111403).

It is a cyclic number.

It is not a de Polignac number, because 11232111391 - 2⁷ = 11232111263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11232111491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616055695 + 5616055696.

It is an arithmetic number, because the mean of its divisors is an integer number (5616055696).

Almost surely, 2^11232111391 is an apocalyptic number.

11232111391 is a deficient number, since it is larger than the sum of its proper divisors (1).

11232111391 is an equidigital number, since it uses as much as digits as its factorization.

11232111391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324, while the sum is 25.

The spelling of 11232111391 in words is "eleven billion, two hundred thirty-two million, one hundred eleven thousand, three hundred ninety-one".