1327839677 has 2 divisors, whose sum is σ = 1327839678. Its totient is φ = 1327839676.

The previous prime is 1327839673. The next prime is 1327839713. The reversal of 1327839677 is 7769387231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1272277561 + 55562116 = 35669^2 + 7454^2 .

It is an emirp because it is prime and its reverse (7769387231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1327839677 - 2² = 1327839673 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327839671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663919838 + 663919839.

It is an arithmetic number, because the mean of its divisors is an integer number (663919839).

Almost surely, 2^1327839677 is an apocalyptic number.

It is an amenable number.

1327839677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327839677 is an equidigital number, since it uses as much as digits as its factorization.

1327839677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2667168, while the sum is 53.

The square root of 1327839677 is about 36439.5345332511. The cubic root of 1327839677 is about 1099.1286976330.

The spelling of 1327839677 in words is "one billion, three hundred twenty-seven million, eight hundred thirty-nine thousand, six hundred seventy-seven".