328113 has 6 divisors (see below), whose sum is σ = 473954. Its totient is φ = 218736.

The previous prime is 328109. The next prime is 328121. The reversal of 328113 is 311823.

It can be written as a sum of positive squares in only one way, i.e., 304704 + 23409 = 552^2 + 153^2 .

It is not a de Polignac number, because 328113 - 2² = 328109 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 328113.

It is not an unprimeable number, because it can be changed into a prime (328103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18220 + ... + 18237.

2³²⁸¹¹³ is an apocalyptic number.

It is an amenable number.

328113 is a deficient number, since it is larger than the sum of its proper divisors (145841).

328113 is a wasteful number, since it uses less digits than its factorization.

328113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36463 (or 36460 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 328113 is about 572.8114873150. The cubic root of 328113 is about 68.9722635843.

Adding to 328113 its reverse (311823), we get a palindrome (639936).

Subtracting from 328113 its reverse (311823), we obtain a triangular number (16290 = T₁₈₀).

It can be divided in two parts, 328 and 113, that added together give a square (441 = 21²).

The spelling of 328113 in words is "three hundred twenty-eight thousand, one hundred thirteen".