654167 has 2 divisors, whose sum is σ = 654168. Its totient is φ = 654166.

The previous prime is 654163. The next prime is 654169. The reversal of 654167 is 761456.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 654167 - 2² = 654163 is a prime.

Together with 654169, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 654167.

It is not a weakly prime, because it can be changed into another prime (654161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327083 + 327084.

It is an arithmetic number, because the mean of its divisors is an integer number (327084).

2⁶⁵⁴¹⁶⁷ is an apocalyptic number.

654167 is a deficient number, since it is larger than the sum of its proper divisors (1).

654167 is an equidigital number, since it uses as much as digits as its factorization.

654167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 29.

The square root of 654167 is about 808.8059099685. The cubic root of 654167 is about 86.8086250074.

The spelling of 654167 in words is "six hundred fifty-four thousand, one hundred sixty-seven".