1327977803 has 2 divisors, whose sum is σ = 1327977804. Its totient is φ = 1327977802.

The previous prime is 1327977787. The next prime is 1327977829. The reversal of 1327977803 is 3087797231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1327977803 - 2⁴ = 1327977787 is a prime.

It is not a weakly prime, because it can be changed into another prime (1327971803) 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, 663988901 + 663988902.

It is an arithmetic number, because the mean of its divisors is an integer number (663988902).

Almost surely, 2^1327977803 is an apocalyptic number.

1327977803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327977803 is an equidigital number, since it uses as much as digits as its factorization.

1327977803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 444528, while the sum is 47.

The square root of 1327977803 is about 36441.4297606447. The cubic root of 1327977803 is about 1099.1668079032.

The spelling of 1327977803 in words is "one billion, three hundred twenty-seven million, nine hundred seventy-seven thousand, eight hundred three".