2020853 has 2 divisors, whose sum is σ = 2020854. Its totient is φ = 2020852.

The previous prime is 2020831. The next prime is 2020861. The reversal of 2020853 is 3580202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1085764 + 935089 = 1042^2 + 967^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020853 - 2⁶ = 2020789 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2020883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010426 + 1010427.

It is an arithmetic number, because the mean of its divisors is an integer number (1010427).

2^2020853 is an apocalyptic number.

It is an amenable number.

2020853 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020853 is an equidigital number, since it uses as much as digits as its factorization.

2020853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2020853 is about 1421.5670930350. The cubic root of 2020853 is about 126.4284774337.

The spelling of 2020853 in words is "two million, twenty thousand, eight hundred fifty-three".