11217011 has 8 divisors (see below), whose sum is σ = 12715920. Its totient is φ = 9808992.

The previous prime is 11217007. The next prime is 11217043. The reversal of 11217011 is 11071211.

11217011 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 11217011 - 2² = 11217007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11217001) 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, 22460 + ... + 22953.

It is an arithmetic number, because the mean of its divisors is an integer number (1589490).

Almost surely, 2^11217011 is an apocalyptic number.

11217011 is a deficient number, since it is larger than the sum of its proper divisors (1498909).

11217011 is a wasteful number, since it uses less digits than its factorization.

11217011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45445.

The product of its (nonzero) digits is 14, while the sum is 14.

The square root of 11217011 is about 3349.1806460685. The cubic root of 11217011 is about 223.8510050306.

Adding to 11217011 its reverse (11071211), we get a palindrome (22288222).

The spelling of 11217011 in words is "eleven million, two hundred seventeen thousand, eleven".