10043321 has 2 divisors, whose sum is σ = 10043322. Its totient is φ = 10043320.

The previous prime is 10043291. The next prime is 10043323. The reversal of 10043321 is 12334001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8970025 + 1073296 = 2995^2 + 1036^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10043321 is a prime.

Together with 10043323, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 10043296 and 10043305.

It is not a weakly prime, because it can be changed into another prime (10043323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5021660 + 5021661.

It is an arithmetic number, because the mean of its divisors is an integer number (5021661).

Almost surely, 2^10043321 is an apocalyptic number.

It is an amenable number.

10043321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10043321 is an equidigital number, since it uses as much as digits as its factorization.

10043321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 10043321 is about 3169.1199093755. The cubic root of 10043321 is about 215.7541283823.

Adding to 10043321 its reverse (12334001), we get a palindrome (22377322).

The spelling of 10043321 in words is "ten million, forty-three thousand, three hundred twenty-one".