161267 has 2 divisors, whose sum is σ = 161268. Its totient is φ = 161266.

The previous prime is 161263. The next prime is 161281. The reversal of 161267 is 762161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 161267 - 2² = 161263 is a prime.

It is not a weakly prime, because it can be changed into another prime (161263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80633 + 80634.

It is an arithmetic number, because the mean of its divisors is an integer number (80634).

2¹⁶¹²⁶⁷ is an apocalyptic number.

161267 is a deficient number, since it is larger than the sum of its proper divisors (1).

161267 is an equidigital number, since it uses as much as digits as its factorization.

161267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 23.

The square root of 161267 is about 401.5806270228. The cubic root of 161267 is about 54.4312743685.

The spelling of 161267 in words is "one hundred sixty-one thousand, two hundred sixty-seven".