2043442320053 has 2 divisors, whose sum is σ = 2043442320054. Its totient is φ = 2043442320052.

The previous prime is 2043442319977. The next prime is 2043442320097. The reversal of 2043442320053 is 3500232443402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1938713710129 + 104728609924 = 1392377^2 + 323618^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043442320053 - 2²⁰ = 2043441271477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2043442329053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021721160026 + 1021721160027.

It is an arithmetic number, because the mean of its divisors is an integer number (1021721160027).

Almost surely, 2^{2043442320053} is an apocalyptic number.

It is an amenable number.

2043442320053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043442320053 is an equidigital number, since it uses as much as digits as its factorization.

2043442320053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 2043442320053 its reverse (3500232443402), we get a palindrome (5543674763455).

The spelling of 2043442320053 in words is "two trillion, forty-three billion, four hundred forty-two million, three hundred twenty thousand, fifty-three".