11322141991 has 2 divisors, whose sum is σ = 11322141992. Its totient is φ = 11322141990.

The previous prime is 11322141983. The next prime is 11322142049. The reversal of 11322141991 is 19914122311.

11322141991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11322141991 - 2³ = 11322141983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11322144991) 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, 5661070995 + 5661070996.

It is an arithmetic number, because the mean of its divisors is an integer number (5661070996).

Almost surely, 2^11322141991 is an apocalyptic number.

11322141991 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322141991 is an equidigital number, since it uses as much as digits as its factorization.

11322141991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 34.

The spelling of 11322141991 in words is "eleven billion, three hundred twenty-two million, one hundred forty-one thousand, nine hundred ninety-one".