327118945 has 4 divisors (see below), whose sum is σ = 392542740. Its totient is φ = 261695152.

The previous prime is 327118933. The next prime is 327119003. The reversal of 327118945 is 549811723.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 549811723 = 1567 ⋅350869.

It can be written as a sum of positive squares in 2 ways, for example, as 86992929 + 240126016 = 9327^2 + 15496^2 .

It is a cyclic number.

It is not a de Polignac number, because 327118945 - 2⁷ = 327118817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 327118898 and 327118907.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32711890 + ... + 32711899.

It is an arithmetic number, because the mean of its divisors is an integer number (98135685).

Almost surely, 2^327118945 is an apocalyptic number.

It is an amenable number.

327118945 is a deficient number, since it is larger than the sum of its proper divisors (65423795).

327118945 is an equidigital number, since it uses as much as digits as its factorization.

327118945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65423794.

The product of its digits is 60480, while the sum is 40.

The square root of 327118945 is about 18086.4298577691. The cubic root of 327118945 is about 689.0254006503.

The spelling of 327118945 in words is "three hundred twenty-seven million, one hundred eighteen thousand, nine hundred forty-five".