11133422197 has 2 divisors, whose sum is σ = 11133422198. Its totient is φ = 11133422196.

The previous prime is 11133422177. The next prime is 11133422221. The reversal of 11133422197 is 79122433111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10858890436 + 274531761 = 104206^2 + 16569^2 .

It is an emirp because it is prime and its reverse (79122433111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11133422197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11133422117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566711098 + 5566711099.

It is an arithmetic number, because the mean of its divisors is an integer number (5566711099).

Almost surely, 2^11133422197 is an apocalyptic number.

It is an amenable number.

11133422197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11133422197 is an equidigital number, since it uses as much as digits as its factorization.

11133422197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 34.

The spelling of 11133422197 in words is "eleven billion, one hundred thirty-three million, four hundred twenty-two thousand, one hundred ninety-seven".