115538 has 8 divisors (see below), whose sum is σ = 177660. Its totient is φ = 56320.

The previous prime is 115523. The next prime is 115547. The reversal of 115538 is 835511.

115538 is nontrivially palindromic in base 6.

It can be written as a sum of positive squares in 2 ways, for example, as 76729 + 38809 = 277^2 + 197^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 623 + ... + 786.

2¹¹⁵⁵³⁸ is an apocalyptic number.

115538 is a deficient number, since it is larger than the sum of its proper divisors (62122).

115538 is a wasteful number, since it uses less digits than its factorization.

115538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452.

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

The square root of 115538 is about 339.9088113009. The cubic root of 115538 is about 48.7051570981.

The spelling of 115538 in words is "one hundred fifteen thousand, five hundred thirty-eight".