115443203 has 2 divisors, whose sum is σ = 115443204. Its totient is φ = 115443202.

The previous prime is 115443197. The next prime is 115443247. The reversal of 115443203 is 302344511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115443203 - 2¹⁶ = 115377667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (115443103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57721601 + 57721602.

It is an arithmetic number, because the mean of its divisors is an integer number (57721602).

Almost surely, 2^115443203 is an apocalyptic number.

115443203 is a deficient number, since it is larger than the sum of its proper divisors (1).

115443203 is an equidigital number, since it uses as much as digits as its factorization.

115443203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 115443203 is about 10744.4498695838. The cubic root of 115443203 is about 486.9183286396.

Adding to 115443203 its reverse (302344511), we get a palindrome (417787714).

The spelling of 115443203 in words is "one hundred fifteen million, four hundred forty-three thousand, two hundred three".