105830203 has 2 divisors, whose sum is σ = 105830204. Its totient is φ = 105830202.

The previous prime is 105830189. The next prime is 105830213. The reversal of 105830203 is 302038501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105830203 - 2²⁵ = 72275771 is a prime.

It is a super-2 number, since 2×105830203² = 22400063734042418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105830213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52915101 + 52915102.

It is an arithmetic number, because the mean of its divisors is an integer number (52915102).

Almost surely, 2^105830203 is an apocalyptic number.

105830203 is a deficient number, since it is larger than the sum of its proper divisors (1).

105830203 is an equidigital number, since it uses as much as digits as its factorization.

105830203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 105830203 is about 10287.3807648011. The cubic root of 105830203 is about 473.0095142956.

Adding to 105830203 its reverse (302038501), we get a palindrome (407868704).

The spelling of 105830203 in words is "one hundred five million, eight hundred thirty thousand, two hundred three".