2085197 has 2 divisors, whose sum is σ = 2085198. Its totient is φ = 2085196.

The previous prime is 2085191. The next prime is 2085217. The reversal of 2085197 is 7915802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1190281 + 894916 = 1091^2 + 946^2 .

It is a cyclic number.

It is not a de Polignac number, because 2085197 - 2⁶ = 2085133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2085191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1042598 + 1042599.

It is an arithmetic number, because the mean of its divisors is an integer number (1042599).

2^2085197 is an apocalyptic number.

It is an amenable number.

2085197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2085197 is an equidigital number, since it uses as much as digits as its factorization.

2085197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 2085197 is about 1444.0211217292. The cubic root of 2085197 is about 127.7563112577.

The spelling of 2085197 in words is "two million, eighty-five thousand, one hundred ninety-seven".