328139853 has 8 divisors (see below), whose sum is σ = 446828928. Its totient is φ = 214105344.

The previous prime is 328139849. The next prime is 328139857. The reversal of 328139853 is 358931823.

It is an interprime number because it is at equal distance from previous prime (328139849) and next prime (328139857).

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

It is not a de Polignac number, because 328139853 - 2² = 328139849 is a prime.

It is a super-3 number, since 3×328139853³ (a number of 27 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328139857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163476 + ... + 1163757.

It is an arithmetic number, because the mean of its divisors is an integer number (55853616).

Almost surely, 2^328139853 is an apocalyptic number.

It is an amenable number.

328139853 is a deficient number, since it is larger than the sum of its proper divisors (118689075).

328139853 is a wasteful number, since it uses less digits than its factorization.

328139853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327283.

The product of its digits is 155520, while the sum is 42.

The square root of 328139853 is about 18114.6309098474. The cubic root of 328139853 is about 689.7414511258.

It can be divided in two parts, 3281 and 39853, that added together give a palindrome (43134).

The spelling of 328139853 in words is "three hundred twenty-eight million, one hundred thirty-nine thousand, eight hundred fifty-three".