6609635131 has 8 divisors (see below), whose sum is σ = 7309286064. Its totient is φ = 5926446720.

The previous prime is 6609635113. The next prime is 6609635161. The reversal of 6609635131 is 1315369066.

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 6609635131 - 2²⁹ = 6072764219 is a prime.

It is a super-2 number, since 2×6609635131² = 87374553129898774322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6609635161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4114786 + ... + 4116391.

It is an arithmetic number, because the mean of its divisors is an integer number (913660758).

Almost surely, 2^6609635131 is an apocalyptic number.

6609635131 is a deficient number, since it is larger than the sum of its proper divisors (699650933).

6609635131 is a wasteful number, since it uses less digits than its factorization.

6609635131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8231261.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 6609635131 is about 81299.6625515752. The cubic root of 6609635131 is about 1876.6898075753.

The spelling of 6609635131 in words is "six billion, six hundred nine million, six hundred thirty-five thousand, one hundred thirty-one".