328335131 has 2 divisors, whose sum is σ = 328335132. Its totient is φ = 328335130.

The previous prime is 328335121. The next prime is 328335179. The reversal of 328335131 is 131533823.

It is a weak prime.

It is an emirp because it is prime and its reverse (131533823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 328335131 - 2²² = 324140827 is a prime.

It is a super-2 number, since 2×328335131² = 215607916497574322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 328335094 and 328335103.

It is not a weakly prime, because it can be changed into another prime (328335121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164167565 + 164167566.

It is an arithmetic number, because the mean of its divisors is an integer number (164167566).

Almost surely, 2^328335131 is an apocalyptic number.

328335131 is a deficient number, since it is larger than the sum of its proper divisors (1).

328335131 is an equidigital number, since it uses as much as digits as its factorization.

328335131 is an evil number, because the sum of its binary digits is even.

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

The square root of 328335131 is about 18120.0201710705. The cubic root of 328335131 is about 689.8782470886.

Adding to 328335131 its reverse (131533823), we get a palindrome (459868954).

The spelling of 328335131 in words is "three hundred twenty-eight million, three hundred thirty-five thousand, one hundred thirty-one".