1116219 has 8 divisors (see below), whose sum is σ = 1602832. Its totient is φ = 686880.

The previous prime is 1116209. The next prime is 1116223. The reversal of 1116219 is 9126111.

1116219 = 287² + 288² + ... + 299².

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

It is not a de Polignac number, because 1116219 - 2⁵ = 1116187 is a prime.

It is a super-2 number, since 2×1116219² = 2491889711922, which contains 22 as substring.

It is a Duffinian number.

1116219 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1116195 and 1116204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116209) 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, 14272 + ... + 14349.

It is an arithmetic number, because the mean of its divisors is an integer number (200354).

2^1116219 is an apocalyptic number.

1116219 is a deficient number, since it is larger than the sum of its proper divisors (486613).

1116219 is a wasteful number, since it uses less digits than its factorization.

1116219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28637.

The product of its digits is 108, while the sum is 21.

The square root of 1116219 is about 1056.5126596497. The cubic root of 1116219 is about 103.7328882603.

Subtracting from 1116219 its product of digits (108), we obtain a palindrome (1116111).

The spelling of 1116219 in words is "one million, one hundred sixteen thousand, two hundred nineteen".