3085280257 has 2 divisors, whose sum is σ = 3085280258. Its totient is φ = 3085280256.

The previous prime is 3085280243. The next prime is 3085280273. The reversal of 3085280257 is 7520825803.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2625435121 + 459845136 = 51239^2 + 21444^2 .

It is a cyclic number.

It is not a de Polignac number, because 3085280257 - 2⁷ = 3085280129 is a prime.

It is not a weakly prime, because it can be changed into another prime (3085280357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1542640128 + 1542640129.

It is an arithmetic number, because the mean of its divisors is an integer number (1542640129).

Almost surely, 2^3085280257 is an apocalyptic number.

It is an amenable number.

3085280257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3085280257 is an equidigital number, since it uses as much as digits as its factorization.

3085280257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 3085280257 is about 55545.2991440320. The cubic root of 3085280257 is about 1455.7882396981.

The spelling of 3085280257 in words is "three billion, eighty-five million, two hundred eighty thousand, two hundred fifty-seven".