10321439 has 2 divisors, whose sum is σ = 10321440. Its totient is φ = 10321438.

The previous prime is 10321403. The next prime is 10321471. The reversal of 10321439 is 93412301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10321439 - 2⁸ = 10321183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10321489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160719 + 5160720.

It is an arithmetic number, because the mean of its divisors is an integer number (5160720).

Almost surely, 2^10321439 is an apocalyptic number.

10321439 is a deficient number, since it is larger than the sum of its proper divisors (1).

10321439 is an equidigital number, since it uses as much as digits as its factorization.

10321439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 10321439 is about 3212.6996436019. The cubic root of 10321439 is about 217.7275655809.

The spelling of 10321439 in words is "ten million, three hundred twenty-one thousand, four hundred thirty-nine".