1328886133 has 2 divisors, whose sum is σ = 1328886134. Its totient is φ = 1328886132.

The previous prime is 1328886103. The next prime is 1328886161. The reversal of 1328886133 is 3316888231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 759443364 + 569442769 = 27558^2 + 23863^2 .

It is a cyclic number.

It is not a de Polignac number, because 1328886133 - 2¹⁷ = 1328755061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1328886133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328886103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664443066 + 664443067.

It is an arithmetic number, because the mean of its divisors is an integer number (664443067).

Almost surely, 2^1328886133 is an apocalyptic number.

It is an amenable number.

1328886133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328886133 is an equidigital number, since it uses as much as digits as its factorization.

1328886133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 43.

The square root of 1328886133 is about 36453.8905056785. The cubic root of 1328886133 is about 1099.4173589380.

The spelling of 1328886133 in words is "one billion, three hundred twenty-eight million, eight hundred eighty-six thousand, one hundred thirty-three".