188723900041 has 2 divisors, whose sum is σ = 188723900042. Its totient is φ = 188723900040.

The previous prime is 188723900023. The next prime is 188723900077. The reversal of 188723900041 is 140009327881.

188723900041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124876717641 + 63847182400 = 353379^2 + 252680^2 .

It is an emirp because it is prime and its reverse (140009327881) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 188723900041 - 2¹¹ = 188723897993 is a prime.

It is not a weakly prime, because it can be changed into another prime (188723900081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94361950020 + 94361950021.

It is an arithmetic number, because the mean of its divisors is an integer number (94361950021).

Almost surely, 2^188723900041 is an apocalyptic number.

It is an amenable number.

188723900041 is a deficient number, since it is larger than the sum of its proper divisors (1).

188723900041 is an equidigital number, since it uses as much as digits as its factorization.

188723900041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 188723900041 in words is "one hundred eighty-eight billion, seven hundred twenty-three million, nine hundred thousand, forty-one".