11198227 has 2 divisors, whose sum is σ = 11198228. Its totient is φ = 11198226.

The previous prime is 11198221. The next prime is 11198249. The reversal of 11198227 is 72289111.

It is a weak prime.

It is an emirp because it is prime and its reverse (72289111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11198227 - 2¹¹ = 11196179 is a prime.

It is not a weakly prime, because it can be changed into another prime (11198221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5599113 + 5599114.

It is an arithmetic number, because the mean of its divisors is an integer number (5599114).

Almost surely, 2^11198227 is an apocalyptic number.

11198227 is a deficient number, since it is larger than the sum of its proper divisors (1).

11198227 is an equidigital number, since it uses as much as digits as its factorization.

11198227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 31.

The square root of 11198227 is about 3346.3752031116. The cubic root of 11198227 is about 223.7259816296.

The spelling of 11198227 in words is "eleven million, one hundred ninety-eight thousand, two hundred twenty-seven".