1327656959 has 2 divisors, whose sum is σ = 1327656960. Its totient is φ = 1327656958.

The previous prime is 1327656937. The next prime is 1327657013. The reversal of 1327656959 is 9596567231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1327656959 - 2¹² = 1327652863 is a prime.

It is a super-2 number, since 2×1327656959² = 3525346001562255362, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1327656959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327626959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663828479 + 663828480.

It is an arithmetic number, because the mean of its divisors is an integer number (663828480).

Almost surely, 2^1327656959 is an apocalyptic number.

1327656959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327656959 is an equidigital number, since it uses as much as digits as its factorization.

1327656959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3061800, while the sum is 53.

The square root of 1327656959 is about 36437.0273073971. The cubic root of 1327656959 is about 1099.0782799474.

The spelling of 1327656959 in words is "one billion, three hundred twenty-seven million, six hundred fifty-six thousand, nine hundred fifty-nine".