11217319 has 8 divisors (see below), whose sum is σ = 11636352. Its totient is φ = 10801920.

The previous prime is 11217317. The next prime is 11217343. The reversal of 11217319 is 91371211.

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 11217319 - 2¹ = 11217317 is a prime.

It is a super-2 number, since 2×11217319² = 251656491095522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11217293 and 11217302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11217317) 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, 6447 + ... + 7999.

It is an arithmetic number, because the mean of its divisors is an integer number (1454544).

Almost surely, 2^11217319 is an apocalyptic number.

11217319 is a deficient number, since it is larger than the sum of its proper divisors (419033).

11217319 is a wasteful number, since it uses less digits than its factorization.

11217319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817.

The product of its digits is 378, while the sum is 25.

The square root of 11217319 is about 3349.2266271484. The cubic root of 11217319 is about 223.8530538675.

The spelling of 11217319 in words is "eleven million, two hundred seventeen thousand, three hundred nineteen".