160447443161 has 2 divisors, whose sum is σ = 160447443162. Its totient is φ = 160447443160.

The previous prime is 160447443157. The next prime is 160447443173. The reversal of 160447443161 is 161344744061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 159465247561 + 982195600 = 399331^2 + 31340^2 .

It is a cyclic number.

It is not a de Polignac number, because 160447443161 - 2² = 160447443157 is a prime.

It is not a weakly prime, because it can be changed into another prime (160447443131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80223721580 + 80223721581.

It is an arithmetic number, because the mean of its divisors is an integer number (80223721581).

Almost surely, 2^160447443161 is an apocalyptic number.

It is an amenable number.

160447443161 is a deficient number, since it is larger than the sum of its proper divisors (1).

160447443161 is an equidigital number, since it uses as much as digits as its factorization.

160447443161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 160447443161 in words is "one hundred sixty billion, four hundred forty-seven million, four hundred forty-three thousand, one hundred sixty-one".