55163 has 2 divisors, whose sum is σ = 55164. Its totient is φ = 55162.

The previous prime is 55147. The next prime is 55171. The reversal of 55163 is 36155.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55163 - 2⁴ = 55147 is a prime.

It is not a weakly prime, because it can be changed into another prime (55103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27581 + 27582.

It is an arithmetic number, because the mean of its divisors is an integer number (27582).

2⁵⁵¹⁶³ is an apocalyptic number.

55163 is a deficient number, since it is larger than the sum of its proper divisors (1).

55163 is an equidigital number, since it uses as much as digits as its factorization.

55163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 450, while the sum is 20.

The square root of 55163 is about 234.8680480610. The cubic root of 55163 is about 38.0670561161.

The spelling of 55163 in words is "fifty-five thousand, one hundred sixty-three".