167051161 has 2 divisors, whose sum is σ = 167051162. Its totient is φ = 167051160.

The previous prime is 167051141. The next prime is 167051191. The reversal of 167051161 is 161150761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165611161 + 1440000 = 12869^2 + 1200^2 .

It is a cyclic number.

It is not a de Polignac number, because 167051161 - 2¹⁹ = 166526873 is a prime.

It is not a weakly prime, because it can be changed into another prime (167051141) 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, 83525580 + 83525581.

It is an arithmetic number, because the mean of its divisors is an integer number (83525581).

Almost surely, 2^167051161 is an apocalyptic number.

It is an amenable number.

167051161 is a deficient number, since it is larger than the sum of its proper divisors (1).

167051161 is an equidigital number, since it uses as much as digits as its factorization.

167051161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 167051161 is about 12924.8273102583. The cubic root of 167051161 is about 550.7440739087.

The spelling of 167051161 in words is "one hundred sixty-seven million, fifty-one thousand, one hundred sixty-one".