11397217 has 8 divisors (see below), whose sum is σ = 12317760. Its totient is φ = 10482960.

The previous prime is 11397163. The next prime is 11397223. The reversal of 11397217 is 71279311.

11397217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11397217 - 2¹¹ = 11395169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11397227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2634 + ... + 5452.

It is an arithmetic number, because the mean of its divisors is an integer number (1539720).

Almost surely, 2^11397217 is an apocalyptic number.

It is an amenable number.

11397217 is a deficient number, since it is larger than the sum of its proper divisors (920543).

11397217 is a wasteful number, since it uses less digits than its factorization.

11397217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143.

The product of its digits is 2646, while the sum is 31.

The square root of 11397217 is about 3375.9764513397. The cubic root of 11397217 is about 225.0433957450.

The spelling of 11397217 in words is "eleven million, three hundred ninety-seven thousand, two hundred seventeen".