1323427 has 4 divisors (see below), whose sum is σ = 1512496. Its totient is φ = 1134360.

The previous prime is 1323409. The next prime is 1323431. The reversal of 1323427 is 7243231.

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 1323427 - 2¹¹ = 1321379 is a prime.

It is a Duffinian number.

1323427 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1323398 and 1323407.

It is not an unprimeable number, because it can be changed into a prime (1323437) 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, 94524 + ... + 94537.

It is an arithmetic number, because the mean of its divisors is an integer number (378124).

2^1323427 is an apocalyptic number.

1323427 is a deficient number, since it is larger than the sum of its proper divisors (189069).

1323427 is an equidigital number, since it uses as much as digits as its factorization.

1323427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189068.

The product of its digits is 1008, while the sum is 22.

The square root of 1323427 is about 1150.4029728752. The cubic root of 1323427 is about 109.7909804879.

Adding to 1323427 its reverse (7243231), we get a palindrome (8566658).

The spelling of 1323427 in words is "one million, three hundred twenty-three thousand, four hundred twenty-seven".