10328309 has 2 divisors, whose sum is σ = 10328310. Its totient is φ = 10328308.

The previous prime is 10328303. The next prime is 10328317. The reversal of 10328309 is 90382301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6916900 + 3411409 = 2630^2 + 1847^2 .

It is an emirp because it is prime and its reverse (90382301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10328309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10328303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5164154 + 5164155.

It is an arithmetic number, because the mean of its divisors is an integer number (5164155).

Almost surely, 2^10328309 is an apocalyptic number.

It is an amenable number.

10328309 is a deficient number, since it is larger than the sum of its proper divisors (1).

10328309 is an equidigital number, since it uses as much as digits as its factorization.

10328309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 10328309 is about 3213.7686600003. The cubic root of 10328309 is about 217.7758617094.

The spelling of 10328309 in words is "ten million, three hundred twenty-eight thousand, three hundred nine".