1328045 has 8 divisors (see below), whose sum is σ = 1605120. Its totient is φ = 1054800.

The previous prime is 1328017. The next prime is 1328051. The reversal of 1328045 is 5408231.

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

It is not a de Polignac number, because 1328045 - 2⁸ = 1327789 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1328045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125 + ... + 1634.

It is an arithmetic number, because the mean of its divisors is an integer number (200640).

2^1328045 is an apocalyptic number.

It is an amenable number.

1328045 is a deficient number, since it is larger than the sum of its proper divisors (277075).

1328045 is a wasteful number, since it uses less digits than its factorization.

1328045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1328045 is about 1152.4083477657. The cubic root of 1328045 is about 109.9185347236.

The spelling of 1328045 in words is "one million, three hundred twenty-eight thousand, forty-five".