2105443307053 has 2 divisors, whose sum is σ = 2105443307054. Its totient is φ = 2105443307052.

The previous prime is 2105443307039. The next prime is 2105443307081. The reversal of 2105443307053 is 3507033445012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1834946578404 + 270496728649 = 1354602^2 + 520093^2 .

It is a cyclic number.

It is not a de Polignac number, because 2105443307053 - 2²¹ = 2105441209901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2105443307153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052721653526 + 1052721653527.

It is an arithmetic number, because the mean of its divisors is an integer number (1052721653527).

Almost surely, 2^{2105443307053} is an apocalyptic number.

It is an amenable number.

2105443307053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2105443307053 is an equidigital number, since it uses as much as digits as its factorization.

2105443307053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 37.

The spelling of 2105443307053 in words is "two trillion, one hundred five billion, four hundred forty-three million, three hundred seven thousand, fifty-three".