113578 has 8 divisors (see below), whose sum is σ = 172260. Its totient is φ = 56160.

The previous prime is 113567. The next prime is 113591. The reversal of 113578 is 875311.

It can be written as a sum of positive squares in 2 ways, for example, as 113569 + 9 = 337^2 + 3^2 .

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

It is a plaindrome in base 10, base 12 and base 15.

It is an unprimeable number.

113578 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43 + ... + 478.

2¹¹³⁵⁷⁸ is an apocalyptic number.

113578 is a deficient number, since it is larger than the sum of its proper divisors (58682).

113578 is a wasteful number, since it uses less digits than its factorization.

113578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632.

The product of its digits is 840, while the sum is 25.

The square root of 113578 is about 337.0133528512. The cubic root of 113578 is about 48.4281715647.

Adding to 113578 its reverse (875311), we get a palindrome (988889).

The spelling of 113578 in words is "one hundred thirteen thousand, five hundred seventy-eight".