2053871 has 2 divisors, whose sum is σ = 2053872. Its totient is φ = 2053870.

The previous prime is 2053859. The next prime is 2053873. The reversal of 2053871 is 1783502.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2053871 is a prime.

Together with 2053873, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2053871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2053873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026935 + 1026936.

It is an arithmetic number, because the mean of its divisors is an integer number (1026936).

2^2053871 is an apocalyptic number.

2053871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2053871 is an equidigital number, since it uses as much as digits as its factorization.

2053871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 2053871 is about 1433.1332806128. The cubic root of 2053871 is about 127.1133177539.

The spelling of 2053871 in words is "two million, fifty-three thousand, eight hundred seventy-one".