6509007109 has 8 divisors (see below), whose sum is σ = 7345588320. Its totient is φ = 5713234800.

The previous prime is 6509007103. The next prime is 6509007119. The reversal of 6509007109 is 9017009056.

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 6509007109 - 2²¹ = 6506909957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6509007103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10201887 + ... + 10202524.

It is an arithmetic number, because the mean of its divisors is an integer number (918198540).

Almost surely, 2^6509007109 is an apocalyptic number.

It is an amenable number.

6509007109 is a deficient number, since it is larger than the sum of its proper divisors (836581211).

6509007109 is a wasteful number, since it uses less digits than its factorization.

6509007109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20404451.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 6509007109 is about 80678.4178637633. The cubic root of 6509007109 is about 1867.1172096393.

The spelling of 6509007109 in words is "six billion, five hundred nine million, seven thousand, one hundred nine".