11938205963 has 2 divisors, whose sum is σ = 11938205964. Its totient is φ = 11938205962.

The previous prime is 11938205899. The next prime is 11938205969. The reversal of 11938205963 is 36950283911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11938205963 - 2⁶ = 11938205899 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11938205969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5969102981 + 5969102982.

It is an arithmetic number, because the mean of its divisors is an integer number (5969102982).

Almost surely, 2^11938205963 is an apocalyptic number.

11938205963 is a deficient number, since it is larger than the sum of its proper divisors (1).

11938205963 is an equidigital number, since it uses as much as digits as its factorization.

11938205963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 47.

The spelling of 11938205963 in words is "eleven billion, nine hundred thirty-eight million, two hundred five thousand, nine hundred sixty-three".