1327664073 has 8 divisors (see below), whose sum is σ = 1770448000. Its totient is φ = 884994768.

The previous prime is 1327664071. The next prime is 1327664153. The reversal of 1327664073 is 3704667231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1327664073 - 2¹ = 1327664071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1327664071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3543 + ... + 51651.

It is an arithmetic number, because the mean of its divisors is an integer number (221306000).

Almost surely, 2^1327664073 is an apocalyptic number.

It is an amenable number.

1327664073 is a deficient number, since it is larger than the sum of its proper divisors (442783927).

1327664073 is an equidigital number, since it uses as much as digits as its factorization.

1327664073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57311.

The product of its (nonzero) digits is 127008, while the sum is 39.

The square root of 1327664073 is about 36437.1249277437. The cubic root of 1327664073 is about 1099.0802430120.

The spelling of 1327664073 in words is "one billion, three hundred twenty-seven million, six hundred sixty-four thousand, seventy-three".