1323012 has 12 divisors (see below), whose sum is σ = 3087056. Its totient is φ = 441000.

The previous prime is 1323001. The next prime is 1323017. The reversal of 1323012 is 2103231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 110251 = 1323012 / (1 + 3 + 2 + 3 + 0 + 1 + 2).

It is not an unprimeable number, because it can be changed into a prime (1323017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55114 + ... + 55137.

2^1323012 is an apocalyptic number.

1323012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323012 is an abundant number, since it is smaller than the sum of its proper divisors (1764044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1323012 is a wasteful number, since it uses less digits than its factorization.

1323012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110258 (or 110256 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1323012 is about 1150.2225871543. Note that the first 3 decimals coincide. The cubic root of 1323012 is about 109.7795032095.

Adding to 1323012 its reverse (2103231), we get a palindrome (3426243).

The spelling of 1323012 in words is "one million, three hundred twenty-three thousand, twelve".