2042543963 has 2 divisors, whose sum is σ = 2042543964. Its totient is φ = 2042543962.

The previous prime is 2042543953. The next prime is 2042543969. The reversal of 2042543963 is 3693452402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2042543963 - 2⁸ = 2042543707 is a prime.

It is not a weakly prime, because it can be changed into another prime (2042543969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021271981 + 1021271982.

It is an arithmetic number, because the mean of its divisors is an integer number (1021271982).

Almost surely, 2^2042543963 is an apocalyptic number.

2042543963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042543963 is an equidigital number, since it uses as much as digits as its factorization.

2042543963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 2042543963 is about 45194.5125319435. The cubic root of 2042543963 is about 1268.7921148291.

The spelling of 2042543963 in words is "two billion, forty-two million, five hundred forty-three thousand, nine hundred sixty-three".