115853 has 2 divisors, whose sum is σ = 115854. Its totient is φ = 115852.

The previous prime is 115849. The next prime is 115859. The reversal of 115853 is 358511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91204 + 24649 = 302^2 + 157^2 .

It is a cyclic number.

It is not a de Polignac number, because 115853 - 2² = 115849 is a prime.

It is equal to p₁₀₉₄₉ and since 115853 and 10949 have the same sum of digits, it is a Honaker prime.

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 115853.

It is not a weakly prime, because it can be changed into another prime (115859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57926 + 57927.

It is an arithmetic number, because the mean of its divisors is an integer number (57927).

2¹¹⁵⁸⁵³ is an apocalyptic number.

It is an amenable number.

115853 is a deficient number, since it is larger than the sum of its proper divisors (1).

115853 is an equidigital number, since it uses as much as digits as its factorization.

115853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 600, while the sum is 23.

The square root of 115853 is about 340.3718554757. The cubic root of 115853 is about 48.7493797861.

The spelling of 115853 in words is "one hundred fifteen thousand, eight hundred fifty-three".