1106321 has 4 divisors (see below), whose sum is σ = 1144500. Its totient is φ = 1068144.

The previous prime is 1106317. The next prime is 1106363. The reversal of 1106321 is 1236011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1236011 = 7 ⋅176573.

It can be written as a sum of positive squares in 2 ways, for example, as 819025 + 287296 = 905^2 + 536^2 .

It is a cyclic number.

It is not a de Polignac number, because 1106321 - 2² = 1106317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1106296 and 1106305.

It is not an unprimeable number, because it can be changed into a prime (1106311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19046 + ... + 19103.

It is an arithmetic number, because the mean of its divisors is an integer number (286125).

2^1106321 is an apocalyptic number.

It is an amenable number.

1106321 is a deficient number, since it is larger than the sum of its proper divisors (38179).

1106321 is an equidigital number, since it uses as much as digits as its factorization.

1106321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38178.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1106321 is about 1051.8179500275. The cubic root of 1106321 is about 103.4253625740.

The spelling of 1106321 in words is "one million, one hundred six thousand, three hundred twenty-one".