2056211 has 2 divisors, whose sum is σ = 2056212. Its totient is φ = 2056210.

The previous prime is 2056207. The next prime is 2056247. The reversal of 2056211 is 1126502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2056211 - 2² = 2056207 is a prime.

It is a Chen prime.

It is equal to p₁₅₂₈₀₁ and since 2056211 and 152801 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2056211.

It is not a weakly prime, because it can be changed into another prime (2056111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028105 + 1028106.

It is an arithmetic number, because the mean of its divisors is an integer number (1028106).

2^2056211 is an apocalyptic number.

2056211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2056211 is an equidigital number, since it uses as much as digits as its factorization.

2056211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2056211 is about 1433.9494412287. The cubic root of 2056211 is about 127.1615733444.

The spelling of 2056211 in words is "two million, fifty-six thousand, two hundred eleven".