1109122 has 16 divisors (see below), whose sum is σ = 1915200. Its totient is φ = 471888.

The previous prime is 1109117. The next prime is 1109123. The reversal of 1109122 is 2219011.

It is a super-2 number, since 2×1109122² = 2460303221768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1109096 and 1109105.

It is not an unprimeable number, because it can be changed into a prime (1109123) 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, 3004 + ... + 3352.

It is an arithmetic number, because the mean of its divisors is an integer number (119700).

2^1109122 is an apocalyptic number.

1109122 is a deficient number, since it is larger than the sum of its proper divisors (806078).

1109122 is a wasteful number, since it uses less digits than its factorization.

1109122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1109122 is about 1053.1486124949. The cubic root of 1109122 is about 103.5125736395.

The spelling of 1109122 in words is "one million, one hundred nine thousand, one hundred twenty-two".