6610055129 has 2 divisors, whose sum is σ = 6610055130. Its totient is φ = 6610055128.

The previous prime is 6610055093. The next prime is 6610055149. The reversal of 6610055129 is 9215500166.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6122749504 + 487305625 = 78248^2 + 22075^2 .

It is a cyclic number.

It is not a de Polignac number, because 6610055129 - 2⁸ = 6610054873 is a prime.

It is not a weakly prime, because it can be changed into another prime (6610055149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3305027564 + 3305027565.

It is an arithmetic number, because the mean of its divisors is an integer number (3305027565).

Almost surely, 2^6610055129 is an apocalyptic number.

It is an amenable number.

6610055129 is a deficient number, since it is larger than the sum of its proper divisors (1).

6610055129 is an equidigital number, since it uses as much as digits as its factorization.

6610055129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 6610055129 is about 81302.2455347944. The cubic root of 6610055129 is about 1876.7295570852.

The spelling of 6610055129 in words is "six billion, six hundred ten million, fifty-five thousand, one hundred twenty-nine".