11001197 has 2 divisors, whose sum is σ = 11001198. Its totient is φ = 11001196.

The previous prime is 11001191. The next prime is 11001217. The reversal of 11001197 is 79110011.

It is an a-pointer prime, because the next prime (11001217) can be obtained adding 11001197 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10797796 + 203401 = 3286^2 + 451^2 .

It is an emirp because it is prime and its reverse (79110011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11001197 - 2⁴ = 11001181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500598 + 5500599.

It is an arithmetic number, because the mean of its divisors is an integer number (5500599).

Almost surely, 2^11001197 is an apocalyptic number.

It is an amenable number.

11001197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001197 is an equidigital number, since it uses as much as digits as its factorization.

11001197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 20.

The square root of 11001197 is about 3316.8052399862. The cubic root of 11001197 is about 222.4060757467.

The spelling of 11001197 in words is "eleven million, one thousand, one hundred ninety-seven".