6671560429 has 2 divisors, whose sum is σ = 6671560430. Its totient is φ = 6671560428.

The previous prime is 6671560411. The next prime is 6671560451. The reversal of 6671560429 is 9240651766.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5025392100 + 1646168329 = 70890^2 + 40573^2 .

It is a cyclic number.

It is not a de Polignac number, because 6671560429 - 2⁵ = 6671560397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6671564429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3335780214 + 3335780215.

It is an arithmetic number, because the mean of its divisors is an integer number (3335780215).

Almost surely, 2^6671560429 is an apocalyptic number.

It is an amenable number.

6671560429 is a deficient number, since it is larger than the sum of its proper divisors (1).

6671560429 is an equidigital number, since it uses as much as digits as its factorization.

6671560429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 6671560429 is about 81679.6206467684. The cubic root of 6671560429 is about 1882.5324657913.

The spelling of 6671560429 in words is "six billion, six hundred seventy-one million, five hundred sixty thousand, four hundred twenty-nine".