11958823603 has 2 divisors, whose sum is σ = 11958823604. Its totient is φ = 11958823602.

The previous prime is 11958823529. The next prime is 11958823627. The reversal of 11958823603 is 30632885911.

11958823603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11958823603 is a prime.

It is not a weakly prime, because it can be changed into another prime (11958823673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5979411801 + 5979411802.

It is an arithmetic number, because the mean of its divisors is an integer number (5979411802).

Almost surely, 2^11958823603 is an apocalyptic number.

11958823603 is a deficient number, since it is larger than the sum of its proper divisors (1).

11958823603 is an equidigital number, since it uses as much as digits as its factorization.

11958823603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 11958823603 in words is "eleven billion, nine hundred fifty-eight million, eight hundred twenty-three thousand, six hundred three".