161135050067 has 2 divisors, whose sum is σ = 161135050068. Its totient is φ = 161135050066.

The previous prime is 161135050019. The next prime is 161135050079. The reversal of 161135050067 is 760050531161.

161135050067 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 161135050067 - 2²⁴ = 161118272851 is a prime.

It is not a weakly prime, because it can be changed into another prime (161135050267) 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, 80567525033 + 80567525034.

It is an arithmetic number, because the mean of its divisors is an integer number (80567525034).

Almost surely, 2^161135050067 is an apocalyptic number.

161135050067 is a deficient number, since it is larger than the sum of its proper divisors (1).

161135050067 is an equidigital number, since it uses as much as digits as its factorization.

161135050067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 35.

The spelling of 161135050067 in words is "one hundred sixty-one billion, one hundred thirty-five million, fifty thousand, sixty-seven".