11198217 has 8 divisors (see below), whose sum is σ = 15580224. Its totient is φ = 7140848.

The previous prime is 11198203. The next prime is 11198221. The reversal of 11198217 is 71289111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11198217 - 2⁶ = 11198153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11198227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81078 + ... + 81215.

It is an arithmetic number, because the mean of its divisors is an integer number (1947528).

Almost surely, 2^11198217 is an apocalyptic number.

It is an amenable number.

11198217 is a deficient number, since it is larger than the sum of its proper divisors (4382007).

11198217 is a wasteful number, since it uses less digits than its factorization.

11198217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162319.

The product of its digits is 1008, while the sum is 30.

The square root of 11198217 is about 3346.3737089572. The cubic root of 11198217 is about 223.7259150339.

The spelling of 11198217 in words is "eleven million, one hundred ninety-eight thousand, two hundred seventeen".