70163 has 2 divisors, whose sum is σ = 70164. Its totient is φ = 70162.

The previous prime is 70157. The next prime is 70177. The reversal of 70163 is 36107.

It is a weak prime.

It is an emirp because it is prime and its reverse (36107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70163 - 2⁶ = 70099 is a prime.

It is a Chen prime.

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

It is not a weakly prime, because it can be changed into another prime (70123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35081 + 35082.

It is an arithmetic number, because the mean of its divisors is an integer number (35082).

2⁷⁰¹⁶³ is an apocalyptic number.

70163 is a deficient number, since it is larger than the sum of its proper divisors (1).

70163 is an equidigital number, since it uses as much as digits as its factorization.

70163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 70163 is about 264.8829930365. The cubic root of 70163 is about 41.2448172246.

The spelling of 70163 in words is "seventy thousand, one hundred sixty-three".