11344443197 has 2 divisors, whose sum is σ = 11344443198. Its totient is φ = 11344443196.

The previous prime is 11344443191. The next prime is 11344443277. The reversal of 11344443197 is 79134444311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10752445636 + 591997561 = 103694^2 + 24331^2 .

It is a cyclic number.

It is not a de Polignac number, because 11344443197 - 2⁴ = 11344443181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11344443191) 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, 5672221598 + 5672221599.

It is an arithmetic number, because the mean of its divisors is an integer number (5672221599).

Almost surely, 2^11344443197 is an apocalyptic number.

It is an amenable number.

11344443197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11344443197 is an equidigital number, since it uses as much as digits as its factorization.

11344443197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The spelling of 11344443197 in words is "eleven billion, three hundred forty-four million, four hundred forty-three thousand, one hundred ninety-seven".