10709309 has 8 divisors (see below), whose sum is σ = 11642400. Its totient is φ = 9791856.

The previous prime is 10709299. The next prime is 10709311. The reversal of 10709309 is 90390701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10709309 - 2¹² = 10705213 is a prime.

It is a super-2 number, since 2×10709309² = 229378598514962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10709399) 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 7 ways as a sum of consecutive naturals, for example, 2459 + ... + 5240.

It is an arithmetic number, because the mean of its divisors is an integer number (1455300).

Almost surely, 2^10709309 is an apocalyptic number.

It is an amenable number.

10709309 is a deficient number, since it is larger than the sum of its proper divisors (933091).

10709309 is a wasteful number, since it uses less digits than its factorization.

10709309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7819.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 10709309 is about 3272.5080595775. The cubic root of 10709309 is about 220.4214304872.

The spelling of 10709309 in words is "ten million, seven hundred nine thousand, three hundred nine".