1321382 has 8 divisors (see below), whose sum is σ = 2014752. Its totient is φ = 649800.

The previous prime is 1321379. The next prime is 1321391. The reversal of 1321382 is 2831231.

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

It is a d-powerful number, because it can be written as 1 + 3 + 2¹⁸ + 1 + 3⁸ + 8⁴ + 2²⁰ .

It is a congruent number.

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, 5294 + ... + 5537.

It is an arithmetic number, because the mean of its divisors is an integer number (251844).

2^1321382 is an apocalyptic number.

1321382 is a deficient number, since it is larger than the sum of its proper divisors (693370).

1321382 is a wasteful number, since it uses less digits than its factorization.

1321382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10894.

The product of its digits is 288, while the sum is 20.

The square root of 1321382 is about 1149.5138102694. The cubic root of 1321382 is about 109.7344005378.

The spelling of 1321382 in words is "one million, three hundred twenty-one thousand, three hundred eighty-two".