1322023 has 4 divisors (see below), whose sum is σ = 1367640. Its totient is φ = 1276408.

The previous prime is 1322021. The next prime is 1322033. The reversal of 1322023 is 3202231.

It is a happy number.

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 1322023 - 2¹ = 1322021 is a prime.

1322023 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1321994 and 1322012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322021) 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, 22765 + ... + 22822.

It is an arithmetic number, because the mean of its divisors is an integer number (341910).

2^1322023 is an apocalyptic number.

1322023 is a deficient number, since it is larger than the sum of its proper divisors (45617).

1322023 is an equidigital number, since it uses as much as digits as its factorization.

1322023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45616.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1322023 is about 1149.7925899918. The cubic root of 1322023 is about 109.7521416553.

Adding to 1322023 its reverse (3202231), we get a palindrome (4524254).

The spelling of 1322023 in words is "one million, three hundred twenty-two thousand, twenty-three".