3085129 has 2 divisors, whose sum is σ = 3085130. Its totient is φ = 3085128.

The previous prime is 3085123. The next prime is 3085139. The reversal of 3085129 is 9215803.

3085129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3069504 + 15625 = 1752^2 + 125^2 .

It is a cyclic number.

It is not a de Polignac number, because 3085129 - 2⁷ = 3085001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3085097 and 3085106.

It is not a weakly prime, because it can be changed into another prime (3085123) 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, 1542564 + 1542565.

It is an arithmetic number, because the mean of its divisors is an integer number (1542565).

Almost surely, 2^3085129 is an apocalyptic number.

It is an amenable number.

3085129 is a deficient number, since it is larger than the sum of its proper divisors (1).

3085129 is an equidigital number, since it uses as much as digits as its factorization.

3085129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 3085129 is about 1756.4535291319. The cubic root of 3085129 is about 145.5764449125.

The spelling of 3085129 in words is "three million, eighty-five thousand, one hundred twenty-nine".