161166241400147 has 2 divisors, whose sum is σ = 161166241400148. Its totient is φ = 161166241400146.

The previous prime is 161166241400107. The next prime is 161166241400159. The reversal of 161166241400147 is 741004142661161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161166241400147 - 2¹⁶ = 161166241334611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161166241400098 and 161166241400107.

It is not a weakly prime, because it can be changed into another prime (161166241400107) 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, 80583120700073 + 80583120700074.

It is an arithmetic number, because the mean of its divisors is an integer number (80583120700074).

Almost surely, 2^{161166241400147} is an apocalyptic number.

161166241400147 is a deficient number, since it is larger than the sum of its proper divisors (1).

161166241400147 is an equidigital number, since it uses as much as digits as its factorization.

161166241400147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 161166241400147 in words is "one hundred sixty-one trillion, one hundred sixty-six billion, two hundred forty-one million, four hundred thousand, one hundred forty-seven".