140300381891 has 2 divisors, whose sum is σ = 140300381892. Its totient is φ = 140300381890.

The previous prime is 140300381827. The next prime is 140300381899. The reversal of 140300381891 is 198183003041.

140300381891 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 not a de Polignac number, because 140300381891 - 2⁶ = 140300381827 is a prime.

It is not a weakly prime, because it can be changed into another prime (140300381899) 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, 70150190945 + 70150190946.

It is an arithmetic number, because the mean of its divisors is an integer number (70150190946).

Almost surely, 2^140300381891 is an apocalyptic number.

140300381891 is a deficient number, since it is larger than the sum of its proper divisors (1).

140300381891 is an equidigital number, since it uses as much as digits as its factorization.

140300381891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 140300381891 in words is "one hundred forty billion, three hundred million, three hundred eighty-one thousand, eight hundred ninety-one".