215183 has 2 divisors, whose sum is σ = 215184. Its totient is φ = 215182.

The previous prime is 215179. The next prime is 215191. The reversal of 215183 is 381512.

215183 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 215183 - 2² = 215179 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

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 215183.

It is not a weakly prime, because it can be changed into another prime (215123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107591 + 107592.

It is an arithmetic number, because the mean of its divisors is an integer number (107592).

2²¹⁵¹⁸³ is an apocalyptic number.

215183 is a deficient number, since it is larger than the sum of its proper divisors (1).

215183 is an equidigital number, since it uses as much as digits as its factorization.

215183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 20.

The square root of 215183 is about 463.8782167768. The cubic root of 215183 is about 59.9242562736.

Adding to 215183 its reverse (381512), we get a palindrome (596695).

The spelling of 215183 in words is "two hundred fifteen thousand, one hundred eighty-three".