1327875553687 has 2 divisors, whose sum is σ = 1327875553688. Its totient is φ = 1327875553686.

The previous prime is 1327875553619. The next prime is 1327875553691. The reversal of 1327875553687 is 7863555787231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1327875553687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327875553187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663937776843 + 663937776844.

It is an arithmetic number, because the mean of its divisors is an integer number (663937776844).

Almost surely, 2^{1327875553687} is an apocalyptic number.

1327875553687 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327875553687 is an equidigital number, since it uses as much as digits as its factorization.

1327875553687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 296352000, while the sum is 67.

The spelling of 1327875553687 in words is "one trillion, three hundred twenty-seven billion, eight hundred seventy-five million, five hundred fifty-three thousand, six hundred eighty-seven".