1321394 has 8 divisors (see below), whose sum is σ = 1987200. Its totient is φ = 658996.

The previous prime is 1321391. The next prime is 1321399. The reversal of 1321394 is 4931231.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1321391) 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, 647 + ... + 1749.

It is an arithmetic number, because the mean of its divisors is an integer number (248400).

2^1321394 is an apocalyptic number.

1321394 is a deficient number, since it is larger than the sum of its proper divisors (665806).

1321394 is a wasteful number, since it uses less digits than its factorization.

1321394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704.

The product of its digits is 648, while the sum is 23.

The square root of 1321394 is about 1149.5190298555. The cubic root of 1321394 is about 109.7347327175.

The spelling of 1321394 in words is "one million, three hundred twenty-one thousand, three hundred ninety-four".