11117279 has 8 divisors (see below), whose sum is σ = 11523120. Its totient is φ = 10717056.

The previous prime is 11117213. The next prime is 11117321. The reversal of 11117279 is 97271111.

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 11117279 - 2¹² = 11113183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11117479) 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, 2852 + ... + 5510.

It is an arithmetic number, because the mean of its divisors is an integer number (1440390).

Almost surely, 2^11117279 is an apocalyptic number.

11117279 is a deficient number, since it is larger than the sum of its proper divisors (405841).

11117279 is a wasteful number, since it uses less digits than its factorization.

11117279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2809.

The product of its digits is 882, while the sum is 29.

The square root of 11117279 is about 3334.2583883077. The cubic root of 11117279 is about 223.1855989368.

The spelling of 11117279 in words is "eleven million, one hundred seventeen thousand, two hundred seventy-nine".