17539083009 has 20 divisors (see below), whose sum is σ = 29943267904. Its totient is φ = 10022332824.

The previous prime is 17539082947. The next prime is 17539083019. The reversal of 17539083009 is 90038093571.

It is a happy number.

It is not a de Polignac number, because 17539083009 - 2¹⁶ = 17539017473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17539083019) 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 19 ways as a sum of consecutive naturals, for example, 15465997 + ... + 15467130.

Almost surely, 2^17539083009 is an apocalyptic number.

It is an amenable number.

17539083009 is a deficient number, since it is larger than the sum of its proper divisors (12404184895).

17539083009 is an equidigital number, since it uses as much as digits as its factorization.

17539083009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30933146 (or 30933137 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The spelling of 17539083009 in words is "seventeen billion, five hundred thirty-nine million, eighty-three thousand, nine".