2020063 has 4 divisors (see below), whose sum is σ = 2023120. Its totient is φ = 2017008.

The previous prime is 2020043. The next prime is 2020079. The reversal of 2020063 is 3600202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2020063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78 + ... + 2011.

It is an arithmetic number, because the mean of its divisors is an integer number (505780).

2^2020063 is an apocalyptic number.

2020063 is a deficient number, since it is larger than the sum of its proper divisors (3057).

2020063 is an equidigital number, since it uses as much as digits as its factorization.

2020063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3056.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2020063 is about 1421.2892035050. The cubic root of 2020063 is about 126.4120006432.

Adding to 2020063 its reverse (3600202), we get a palindrome (5620265).

The spelling of 2020063 in words is "two million, twenty thousand, sixty-three".