1312352322 has 8 divisors (see below), whose sum is σ = 2624704656. Its totient is φ = 437450772.

The previous prime is 1312352311. The next prime is 1312352351. The reversal of 1312352322 is 2232532131.

It is a happy number.

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

1312352322 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1312352292 and 1312352301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109362688 + ... + 109362699.

It is an arithmetic number, because the mean of its divisors is an integer number (328088082).

Almost surely, 2^1312352322 is an apocalyptic number.

1312352322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1312352322 is a wasteful number, since it uses less digits than its factorization.

1312352322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218725392.

The product of its digits is 2160, while the sum is 24.

The square root of 1312352322 is about 36226.4036581055. The cubic root of 1312352322 is about 1094.8387193919.

Adding to 1312352322 its reverse (2232532131), we get a palindrome (3544884453).

The spelling of 1312352322 in words is "one billion, three hundred twelve million, three hundred fifty-two thousand, three hundred twenty-two".