115843823 has 2 divisors, whose sum is σ = 115843824. Its totient is φ = 115843822.

The previous prime is 115843787. The next prime is 115843841. The reversal of 115843823 is 328348511.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115843823 - 2¹⁶ = 115778287 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115843723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57921911 + 57921912.

It is an arithmetic number, because the mean of its divisors is an integer number (57921912).

Almost surely, 2^115843823 is an apocalyptic number.

115843823 is a deficient number, since it is larger than the sum of its proper divisors (1).

115843823 is an equidigital number, since it uses as much as digits as its factorization.

115843823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 115843823 is about 10763.0768370387. The cubic root of 115843823 is about 487.4809256618.

The spelling of 115843823 in words is "one hundred fifteen million, eight hundred forty-three thousand, eight hundred twenty-three".