115623 has 12 divisors (see below), whose sum is σ = 173160. Its totient is φ = 74256.

The previous prime is 115613. The next prime is 115631. The reversal of 115623 is 326511.

It is not a de Polignac number, because 115623 - 2¹⁰ = 114599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115596 and 115605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40 + ... + 482.

It is an arithmetic number, because the mean of its divisors is an integer number (14430).

2¹¹⁵⁶²³ is an apocalyptic number.

115623 is a deficient number, since it is larger than the sum of its proper divisors (57537).

115623 is a wasteful number, since it uses less digits than its factorization.

115623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478 (or 475 counting only the distinct ones).

The product of its digits is 180, while the sum is 18.

The square root of 115623 is about 340.0338218472. The cubic root of 115623 is about 48.7170981148.

The spelling of 115623 in words is "one hundred fifteen thousand, six hundred twenty-three".