2021448263 has 2 divisors, whose sum is σ = 2021448264. Its totient is φ = 2021448262.

The previous prime is 2021448251. The next prime is 2021448301. The reversal of 2021448263 is 3628441202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2021448263 - 2¹⁴ = 2021431879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021448763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010724131 + 1010724132.

It is an arithmetic number, because the mean of its divisors is an integer number (1010724132).

Almost surely, 2^2021448263 is an apocalyptic number.

2021448263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021448263 is an equidigital number, since it uses as much as digits as its factorization.

2021448263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 2021448263 is about 44960.5189360621. The cubic root of 2021448263 is about 1264.4088981713.

Adding to 2021448263 its reverse (3628441202), we get a palindrome (5649889465).

The spelling of 2021448263 in words is "two billion, twenty-one million, four hundred forty-eight thousand, two hundred sixty-three".