844223053 has 2 divisors, whose sum is σ = 844223054. Its totient is φ = 844223052.

The previous prime is 844223041. The next prime is 844223099. The reversal of 844223053 is 350322448.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 686544804 + 157678249 = 26202^2 + 12557^2 .

It is a cyclic number.

It is not a de Polignac number, because 844223053 - 2⁵ = 844223021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (844203053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422111526 + 422111527.

It is an arithmetic number, because the mean of its divisors is an integer number (422111527).

Almost surely, 2^844223053 is an apocalyptic number.

It is an amenable number.

844223053 is a deficient number, since it is larger than the sum of its proper divisors (1).

844223053 is an equidigital number, since it uses as much as digits as its factorization.

844223053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 844223053 is about 29055.5167395109. The cubic root of 844223053 is about 945.1173498158.

The spelling of 844223053 in words is "eight hundred forty-four million, two hundred twenty-three thousand, fifty-three".