115546 has 4 divisors (see below), whose sum is σ = 173322. Its totient is φ = 57772.

The previous prime is 115523. The next prime is 115547. The reversal of 115546 is 645511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 645511 = 29 ⋅22259.

It can be written as a sum of positive squares in only one way, i.e., 114921 + 625 = 339^2 + 25^2 .

It is not an unprimeable number, because it can be changed into a prime (115547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28885 + ... + 28888.

2¹¹⁵⁵⁴⁶ is an apocalyptic number.

115546 is a deficient number, since it is larger than the sum of its proper divisors (57776).

115546 is an equidigital number, since it uses as much as digits as its factorization.

115546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57775.

The product of its digits is 600, while the sum is 22.

The square root of 115546 is about 339.9205789593. The cubic root of 115546 is about 48.7062812081.

The spelling of 115546 in words is "one hundred fifteen thousand, five hundred forty-six".