328878853 has 2 divisors, whose sum is σ = 328878854. Its totient is φ = 328878852.

The previous prime is 328878811. The next prime is 328878871. The reversal of 328878853 is 358878823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 328406884 + 471969 = 18122^2 + 687^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328878853 is a prime.

It is a super-2 number, since 2×328878853² = 216322599901191218, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 328878853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328878553) 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 as a sum of consecutive naturals, namely, 164439426 + 164439427.

It is an arithmetic number, because the mean of its divisors is an integer number (164439427).

Almost surely, 2^328878853 is an apocalyptic number.

It is an amenable number.

328878853 is a deficient number, since it is larger than the sum of its proper divisors (1).

328878853 is an equidigital number, since it uses as much as digits as its factorization.

328878853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2580480, while the sum is 52.

The square root of 328878853 is about 18135.0173145768. The cubic root of 328878853 is about 690.2588491820.

The spelling of 328878853 in words is "three hundred twenty-eight million, eight hundred seventy-eight thousand, eight hundred fifty-three".