328129343 has 2 divisors, whose sum is σ = 328129344. Its totient is φ = 328129342.

The previous prime is 328129313. The next prime is 328129363. The reversal of 328129343 is 343921823.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328129343 is a prime.

It is a super-2 number, since 2×328129343² = 215337731475223298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328129313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164064671 + 164064672.

It is an arithmetic number, because the mean of its divisors is an integer number (164064672).

Almost surely, 2^328129343 is an apocalyptic number.

328129343 is a deficient number, since it is larger than the sum of its proper divisors (1).

328129343 is an equidigital number, since it uses as much as digits as its factorization.

328129343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 328129343 is about 18114.3408105291. The cubic root of 328129343 is about 689.7340871314.

The spelling of 328129343 in words is "three hundred twenty-eight million, one hundred twenty-nine thousand, three hundred forty-three".