2053771 has 2 divisors, whose sum is σ = 2053772. Its totient is φ = 2053770.

The previous prime is 2053769. The next prime is 2053783. The reversal of 2053771 is 1773502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2053771 - 2¹ = 2053769 is a prime.

Together with 2053769, it forms a pair of twin primes.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2053721) 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, 1026885 + 1026886.

It is an arithmetic number, because the mean of its divisors is an integer number (1026886).

2^2053771 is an apocalyptic number.

2053771 is a deficient number, since it is larger than the sum of its proper divisors (1).

2053771 is an equidigital number, since it uses as much as digits as its factorization.

2053771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 2053771 is about 1433.0983915977. The cubic root of 2053771 is about 127.1112547327. Note that the first 3 decimals are identical.

The spelling of 2053771 in words is "two million, fifty-three thousand, seven hundred seventy-one".