1328303677 has 2 divisors, whose sum is σ = 1328303678. Its totient is φ = 1328303676.

The previous prime is 1328303657. The next prime is 1328303719. The reversal of 1328303677 is 7763038231.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 833419161 + 494884516 = 28869^2 + 22246^2 .

It is a cyclic number.

It is not a de Polignac number, because 1328303677 - 2⁷ = 1328303549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328303657) 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, 664151838 + 664151839.

It is an arithmetic number, because the mean of its divisors is an integer number (664151839).

Almost surely, 2^1328303677 is an apocalyptic number.

It is an amenable number.

1328303677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328303677 is an equidigital number, since it uses as much as digits as its factorization.

1328303677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 1328303677 is about 36445.9006885548. The cubic root of 1328303677 is about 1099.2567091522.

The spelling of 1328303677 in words is "one billion, three hundred twenty-eight million, three hundred three thousand, six hundred seventy-seven".