167260161 has 16 divisors (see below), whose sum is σ = 236435328. Its totient is φ = 104812800.

The previous prime is 167260157. The next prime is 167260187. The reversal of 167260161 is 161062761.

It is not a de Polignac number, because 167260161 - 2² = 167260157 is a prime.

It is a super-2 number, since 2×167260161² = 55951922915491842, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (167260151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50991 + ... + 54171.

It is an arithmetic number, because the mean of its divisors is an integer number (14777208).

Almost surely, 2^167260161 is an apocalyptic number.

It is an amenable number.

167260161 is a deficient number, since it is larger than the sum of its proper divisors (69175167).

167260161 is a wasteful number, since it uses less digits than its factorization.

167260161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4232.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 167260161 is about 12932.9099973672. The cubic root of 167260161 is about 550.9736593458.

The spelling of 167260161 in words is "one hundred sixty-seven million, two hundred sixty thousand, one hundred sixty-one".