6135488609 has 2 divisors, whose sum is σ = 6135488610. Its totient is φ = 6135488608.

The previous prime is 6135488551. The next prime is 6135488719. The reversal of 6135488609 is 9068845316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4819830625 + 1315657984 = 69425^2 + 36272^2 .

It is a cyclic number.

It is not a de Polignac number, because 6135488609 - 2¹² = 6135484513 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (6135484609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3067744304 + 3067744305.

It is an arithmetic number, because the mean of its divisors is an integer number (3067744305).

Almost surely, 2^6135488609 is an apocalyptic number.

It is an amenable number.

6135488609 is a deficient number, since it is larger than the sum of its proper divisors (1).

6135488609 is an equidigital number, since it uses as much as digits as its factorization.

6135488609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 6135488609 is about 78329.3598148229. The cubic root of 6135488609 is about 1830.6966411176.

The spelling of 6135488609 in words is "six billion, one hundred thirty-five million, four hundred eighty-eight thousand, six hundred nine".