1327390079 has 2 divisors, whose sum is σ = 1327390080. Its totient is φ = 1327390078.

The previous prime is 1327390069. The next prime is 1327390081. The reversal of 1327390079 is 9700937231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1327390079 - 2⁴ = 1327390063 is a prime.

Together with 1327390081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327390019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663695039 + 663695040.

It is an arithmetic number, because the mean of its divisors is an integer number (663695040).

Almost surely, 2^1327390079 is an apocalyptic number.

1327390079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327390079 is an equidigital number, since it uses as much as digits as its factorization.

1327390079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71442, while the sum is 41.

The square root of 1327390079 is about 36433.3649145944. The cubic root of 1327390079 is about 1099.0046309862.

The spelling of 1327390079 in words is "one billion, three hundred twenty-seven million, three hundred ninety thousand, seventy-nine".