327430513 has 4 divisors (see below), whose sum is σ = 327467520. Its totient is φ = 327393508.

The previous prime is 327430451. The next prime is 327430531. The reversal of 327430513 is 315034723.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 315034723 = 149 ⋅2114327.

It is a cyclic number.

It is not a de Polignac number, because 327430513 - 2²¹ = 325333361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (327430583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3456 + ... + 25822.

It is an arithmetic number, because the mean of its divisors is an integer number (81866880).

Almost surely, 2^327430513 is an apocalyptic number.

It is an amenable number.

327430513 is a deficient number, since it is larger than the sum of its proper divisors (37007).

327430513 is a wasteful number, since it uses less digits than its factorization.

327430513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37006.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 327430513 is about 18095.0411162838. The cubic root of 327430513 is about 689.2440878158.

The spelling of 327430513 in words is "three hundred twenty-seven million, four hundred thirty thousand, five hundred thirteen".