167441 has 2 divisors, whose sum is σ = 167442. Its totient is φ = 167440.

The previous prime is 167437. The next prime is 167443. The reversal of 167441 is 144761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163216 + 4225 = 404^2 + 65^2 .

It is a cyclic number.

It is not a de Polignac number, because 167441 - 2² = 167437 is a prime.

Together with 167443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (167443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83720 + 83721.

It is an arithmetic number, because the mean of its divisors is an integer number (83721).

2¹⁶⁷⁴⁴¹ is an apocalyptic number.

It is an amenable number.

167441 is a deficient number, since it is larger than the sum of its proper divisors (1).

167441 is an equidigital number, since it uses as much as digits as its factorization.

167441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 23.

The square root of 167441 is about 409.1955522730. The cubic root of 167441 is about 55.1172155783.

The spelling of 167441 in words is "one hundred sixty-seven thousand, four hundred forty-one".