6700129 has 2 divisors, whose sum is σ = 6700130. Its totient is φ = 6700128.

The previous prime is 6700093. The next prime is 6700147. The reversal of 6700129 is 9210076.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6275025 + 425104 = 2505^2 + 652^2 .

It is a cyclic number.

It is not a de Polignac number, because 6700129 - 2⁹ = 6699617 is a prime.

It is not a weakly prime, because it can be changed into another prime (6703129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3350064 + 3350065.

It is an arithmetic number, because the mean of its divisors is an integer number (3350065).

Almost surely, 2^6700129 is an apocalyptic number.

It is an amenable number.

6700129 is a deficient number, since it is larger than the sum of its proper divisors (1).

6700129 is an equidigital number, since it uses as much as digits as its factorization.

6700129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 6700129 is about 2588.4607395130. The cubic root of 6700129 is about 188.5215730011.

The spelling of 6700129 in words is "six million, seven hundred thousand, one hundred twenty-nine".