10423321 has 2 divisors, whose sum is σ = 10423322. Its totient is φ = 10423320.

The previous prime is 10423319. The next prime is 10423327. The reversal of 10423321 is 12332401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10208025 + 215296 = 3195^2 + 464^2 .

It is a cyclic number.

It is not a de Polignac number, because 10423321 - 2¹ = 10423319 is a prime.

Together with 10423319, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 10423295 and 10423304.

It is not a weakly prime, because it can be changed into another prime (10423327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5211660 + 5211661.

It is an arithmetic number, because the mean of its divisors is an integer number (5211661).

Almost surely, 2^10423321 is an apocalyptic number.

It is an amenable number.

10423321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10423321 is an equidigital number, since it uses as much as digits as its factorization.

10423321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 10423321 is about 3228.5168421428. The cubic root of 10423321 is about 218.4416110498.

Adding to 10423321 its reverse (12332401), we get a palindrome (22755722).

The spelling of 10423321 in words is "ten million, four hundred twenty-three thousand, three hundred twenty-one".