1122223 has 4 divisors (see below), whose sum is σ = 1124488. Its totient is φ = 1119960.

The previous prime is 1122181. The next prime is 1122227. The reversal of 1122223 is 3222211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1122223 - 2¹³ = 1114031 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122227) 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 3 ways as a sum of consecutive naturals, for example, 33 + ... + 1498.

It is an arithmetic number, because the mean of its divisors is an integer number (281122).

2^1122223 is an apocalyptic number.

1122223 is a deficient number, since it is larger than the sum of its proper divisors (2265).

1122223 is an equidigital number, since it uses as much as digits as its factorization.

1122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264.

The product of its digits is 48, while the sum is 13.

The square root of 1122223 is about 1059.3502725728. The cubic root of 1122223 is about 103.9185444532.

Adding to 1122223 its reverse (3222211), we get a palindrome (4344434).

It can be divided in two parts, 112222 and 3, that added together give a square (112225 = 335²).

The spelling of 1122223 in words is "one million, one hundred twenty-two thousand, two hundred twenty-three".