2044421053 has 2 divisors, whose sum is σ = 2044421054. Its totient is φ = 2044421052.

The previous prime is 2044421021. The next prime is 2044421059. The reversal of 2044421053 is 3501244402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1042192089 + 1002228964 = 32283^2 + 31658^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044421053 - 2⁵ = 2044421021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044421059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022210526 + 1022210527.

It is an arithmetic number, because the mean of its divisors is an integer number (1022210527).

Almost surely, 2^2044421053 is an apocalyptic number.

It is an amenable number.

2044421053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044421053 is an equidigital number, since it uses as much as digits as its factorization.

2044421053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2044421053 is about 45215.2745540708. The cubic root of 2044421053 is about 1269.1806675089.

Adding to 2044421053 its reverse (3501244402), we get a palindrome (5545665455).

The spelling of 2044421053 in words is "two billion, forty-four million, four hundred twenty-one thousand, fifty-three".