1109229 has 8 divisors (see below), whose sum is σ = 1613472. Its totient is φ = 672240.

The previous prime is 1109219. The next prime is 1109231. The reversal of 1109229 is 9229011.

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

It is not a de Polignac number, because 1109229 - 2⁵ = 1109197 is a prime.

1109229 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1109199 and 1109208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109219) 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, 16774 + ... + 16839.

It is an arithmetic number, because the mean of its divisors is an integer number (201684).

2^1109229 is an apocalyptic number.

It is an amenable number.

1109229 is a deficient number, since it is larger than the sum of its proper divisors (504243).

1109229 is a wasteful number, since it uses less digits than its factorization.

1109229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33627.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 1109229 is about 1053.1994113177. The cubic root of 1109229 is about 103.5159022451.

It can be divided in two parts, 110 and 9229, that added together give a palindrome (9339).

The spelling of 1109229 in words is "one million, one hundred nine thousand, two hundred twenty-nine".