328111827 has 4 divisors (see below), whose sum is σ = 437482440. Its totient is φ = 218741216.

The previous prime is 328111811. The next prime is 328111837. The reversal of 328111827 is 728111823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 728111823 = 3 ⋅242703941.

It is a cyclic number.

It is not a de Polignac number, because 328111827 - 2⁴ = 328111811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328111837) 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, 54685302 + ... + 54685307.

It is an arithmetic number, because the mean of its divisors is an integer number (109370610).

Almost surely, 2^328111827 is an apocalyptic number.

328111827 is a deficient number, since it is larger than the sum of its proper divisors (109370613).

328111827 is a wasteful number, since it uses less digits than its factorization.

328111827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109370612.

The product of its digits is 5376, while the sum is 33.

The square root of 328111827 is about 18113.8573197428. The cubic root of 328111827 is about 689.7218139252.

The spelling of 328111827 in words is "three hundred twenty-eight million, one hundred eleven thousand, eight hundred twenty-seven".