10309317 has 4 divisors (see below), whose sum is σ = 13745760. Its totient is φ = 6872876.

The previous prime is 10309289. The next prime is 10309319. The reversal of 10309317 is 71390301.

10309317 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10309317 - 2⁶ = 10309253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10309319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1718217 + ... + 1718222.

It is an arithmetic number, because the mean of its divisors is an integer number (3436440).

Almost surely, 2^10309317 is an apocalyptic number.

It is an amenable number.

10309317 is a deficient number, since it is larger than the sum of its proper divisors (3436443).

10309317 is an equidigital number, since it uses as much as digits as its factorization.

10309317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3436442.

The product of its (nonzero) digits is 567, while the sum is 24.

The square root of 10309317 is about 3210.8125139908. The cubic root of 10309317 is about 217.6422955760.

Adding to 10309317 its reverse (71390301), we get a palindrome (81699618).

The spelling of 10309317 in words is "ten million, three hundred nine thousand, three hundred seventeen".