328315133 has 4 divisors (see below), whose sum is σ = 342589728. Its totient is φ = 314040540.

The previous prime is 328315129. The next prime is 328315159. The reversal of 328315133 is 331513823.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 328315133 - 2² = 328315129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 328315096 and 328315105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328315123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7137263 + ... + 7137308.

It is an arithmetic number, because the mean of its divisors is an integer number (85647432).

Almost surely, 2^328315133 is an apocalyptic number.

It is an amenable number.

328315133 is a deficient number, since it is larger than the sum of its proper divisors (14274595).

328315133 is a wasteful number, since it uses less digits than its factorization.

328315133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14274594.

The product of its digits is 6480, while the sum is 29.

The square root of 328315133 is about 18119.4683420900. The cubic root of 328315133 is about 689.8642406015.

Adding to 328315133 its reverse (331513823), we get a palindrome (659828956).

The spelling of 328315133 in words is "three hundred twenty-eight million, three hundred fifteen thousand, one hundred thirty-three".