160033381161 has 4 divisors (see below), whose sum is σ = 213377841552. Its totient is φ = 106688920772.

The previous prime is 160033381103. The next prime is 160033381169. The reversal of 160033381161 is 161183330061.

It is a happy number.

160033381161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 160033381161 - 2⁶ = 160033381097 is a prime.

It is a super-2 number, since 2×160033381161² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (160033381169) 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 in 3 ways as a sum of consecutive naturals, for example, 26672230191 + ... + 26672230196.

It is an arithmetic number, because the mean of its divisors is an integer number (53344460388).

Almost surely, 2^160033381161 is an apocalyptic number.

It is an amenable number.

160033381161 is a deficient number, since it is larger than the sum of its proper divisors (53344460391).

160033381161 is an equidigital number, since it uses as much as digits as its factorization.

160033381161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53344460390.

The product of its (nonzero) digits is 7776, while the sum is 33.

The spelling of 160033381161 in words is "one hundred sixty billion, thirty-three million, three hundred eighty-one thousand, one hundred sixty-one".