194090662043 has 2 divisors, whose sum is σ = 194090662044. Its totient is φ = 194090662042.

The previous prime is 194090662027. The next prime is 194090662091. The reversal of 194090662043 is 340266090491.

It is a happy number.

194090662043 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 is a cyclic number.

It is not a de Polignac number, because 194090662043 - 2⁴ = 194090662027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 194090661985 and 194090662003.

It is not a weakly prime, because it can be changed into another prime (194090662093) 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, 97045331021 + 97045331022.

It is an arithmetic number, because the mean of its divisors is an integer number (97045331022).

Almost surely, 2^194090662043 is an apocalyptic number.

194090662043 is a deficient number, since it is larger than the sum of its proper divisors (1).

194090662043 is an equidigital number, since it uses as much as digits as its factorization.

194090662043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 194090662043 in words is "one hundred ninety-four billion, ninety million, six hundred sixty-two thousand, forty-three".