140433534161 has 2 divisors, whose sum is σ = 140433534162. Its totient is φ = 140433534160.

The previous prime is 140433534097. The next prime is 140433534173. The reversal of 140433534161 is 161435334041.

It is a happy number.

140433534161 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 can be written as a sum of positive squares in only one way, i.e., 81830323600 + 58603210561 = 286060^2 + 242081^2 .

It is a cyclic number.

It is not a de Polignac number, because 140433534161 - 2⁶ = 140433534097 is a prime.

It is not a weakly prime, because it can be changed into another prime (140433534181) 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, 70216767080 + 70216767081.

It is an arithmetic number, because the mean of its divisors is an integer number (70216767081).

Almost surely, 2^140433534161 is an apocalyptic number.

It is an amenable number.

140433534161 is a deficient number, since it is larger than the sum of its proper divisors (1).

140433534161 is an equidigital number, since it uses as much as digits as its factorization.

140433534161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 140433534161 in words is "one hundred forty billion, four hundred thirty-three million, five hundred thirty-four thousand, one hundred sixty-one".