10945332194191 has 2 divisors, whose sum is σ = 10945332194192. Its totient is φ = 10945332194190.

The previous prime is 10945332194183. The next prime is 10945332194257. The reversal of 10945332194191 is 19149123354901.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (19149123354901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10945332194191 - 2³ = 10945332194183 is a prime.

It is a super-4 number, since 4×10945332194191⁴ (a number of 53 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10945332194171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5472666097095 + 5472666097096.

It is an arithmetic number, because the mean of its divisors is an integer number (5472666097096).

Almost surely, 2^{10945332194191} is an apocalyptic number.

10945332194191 is a deficient number, since it is larger than the sum of its proper divisors (1).

10945332194191 is an equidigital number, since it uses as much as digits as its factorization.

10945332194191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 52.

The spelling of 10945332194191 in words is "ten trillion, nine hundred forty-five billion, three hundred thirty-two million, one hundred ninety-four thousand, one hundred ninety-one".