1321352 has 16 divisors (see below), whose sum is σ = 2490000. Its totient is φ = 657360.

The previous prime is 1321351. The next prime is 1321357. The reversal of 1321352 is 2531231.

It is a super-2 number, since 2×1321352² = 3491942215808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1321352.

It is not an unprimeable number, because it can be changed into a prime (1321351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2399 + ... + 2897.

It is an arithmetic number, because the mean of its divisors is an integer number (155625).

2^1321352 is an apocalyptic number.

It is an amenable number.

1321352 is a deficient number, since it is larger than the sum of its proper divisors (1168648).

1321352 is a wasteful number, since it uses less digits than its factorization.

1321352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836 (or 832 counting only the distinct ones).

The product of its digits is 180, while the sum is 17.

The square root of 1321352 is about 1149.5007612003. The cubic root of 1321352 is about 109.7335700797.

Adding to 1321352 its reverse (2531231), we get a palindrome (3852583).

The spelling of 1321352 in words is "one million, three hundred twenty-one thousand, three hundred fifty-two".