2043430502563 has 2 divisors, whose sum is σ = 2043430502564. Its totient is φ = 2043430502562.

The previous prime is 2043430502537. The next prime is 2043430502569. The reversal of 2043430502563 is 3652050343402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2043430502563 - 2²⁹ = 2042893631651 is a prime.

It is not a weakly prime, because it can be changed into another prime (2043430502569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021715251281 + 1021715251282.

It is an arithmetic number, because the mean of its divisors is an integer number (1021715251282).

Almost surely, 2^{2043430502563} is an apocalyptic number.

2043430502563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043430502563 is an equidigital number, since it uses as much as digits as its factorization.

2043430502563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 37.

Adding to 2043430502563 its reverse (3652050343402), we get a palindrome (5695480845965).

The spelling of 2043430502563 in words is "two trillion, forty-three billion, four hundred thirty million, five hundred two thousand, five hundred sixty-three".