2085311 has 2 divisors, whose sum is σ = 2085312. Its totient is φ = 2085310.

The previous prime is 2085299. The next prime is 2085319. The reversal of 2085311 is 1135802.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2085311 - 2⁶ = 2085247 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2085319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1042655 + 1042656.

It is an arithmetic number, because the mean of its divisors is an integer number (1042656).

2^2085311 is an apocalyptic number.

2085311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2085311 is an equidigital number, since it uses as much as digits as its factorization.

2085311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 2085311 is about 1444.0605942965. The cubic root of 2085311 is about 127.7586394077.

The spelling of 2085311 in words is "two million, eighty-five thousand, three hundred eleven".