84685163 has 2 divisors, whose sum is σ = 84685164. Its totient is φ = 84685162.

The previous prime is 84685157. The next prime is 84685169. The reversal of 84685163 is 36158648.

It is a balanced prime because it is at equal distance from previous prime (84685157) and next prime (84685169).

It is a cyclic number.

It is not a de Polignac number, because 84685163 - 2⁶ = 84685099 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84685163.

It is not a weakly prime, because it can be changed into another prime (84685169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42342581 + 42342582.

It is an arithmetic number, because the mean of its divisors is an integer number (42342582).

Almost surely, 2^84685163 is an apocalyptic number.

84685163 is a deficient number, since it is larger than the sum of its proper divisors (1).

84685163 is an equidigital number, since it uses as much as digits as its factorization.

84685163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 41.

The square root of 84685163 is about 9202.4541835317. The cubic root of 84685163 is about 439.1394388617.

It can be divided in two parts, 84685 and 163, that added together give a palindrome (84848).

The spelling of 84685163 in words is "eighty-four million, six hundred eighty-five thousand, one hundred sixty-three".