1328200127 has 2 divisors, whose sum is σ = 1328200128. Its totient is φ = 1328200126.

The previous prime is 1328200099. The next prime is 1328200129. The reversal of 1328200127 is 7210028231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1328200127 - 2⁸ = 1328199871 is a prime.

It is a super-2 number, since 2×1328200127² = 3528231154725632258, which contains 22 as substring.

Together with 1328200129, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1328200096 and 1328200105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328200129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664100063 + 664100064.

It is an arithmetic number, because the mean of its divisors is an integer number (664100064).

Almost surely, 2^1328200127 is an apocalyptic number.

1328200127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328200127 is an equidigital number, since it uses as much as digits as its factorization.

1328200127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1328200127 is about 36444.4800621438. The cubic root of 1328200127 is about 1099.2281436486.

Adding to 1328200127 its reverse (7210028231), we get a palindrome (8538228358).

The spelling of 1328200127 in words is "one billion, three hundred twenty-eight million, two hundred thousand, one hundred twenty-seven".