1331336323 has 8 divisors (see below), whose sum is σ = 1378187136. Its totient is φ = 1284729600.

The previous prime is 1331336273. The next prime is 1331336339. The reversal of 1331336323 is 3236331331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1331336323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1331336291 and 1331336300.

It is not an unprimeable number, because it can be changed into a prime (1331336723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49888 + ... + 71773.

It is an arithmetic number, because the mean of its divisors is an integer number (172273392).

Almost surely, 2^1331336323 is an apocalyptic number.

1331336323 is a deficient number, since it is larger than the sum of its proper divisors (46850813).

1331336323 is a wasteful number, since it uses less digits than its factorization.

1331336323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122045.

The product of its digits is 8748, while the sum is 28.

The square root of 1331336323 is about 36487.4817300400. The cubic root of 1331336323 is about 1100.0926431615.

Adding to 1331336323 its reverse (3236331331), we get a palindrome (4567667654).

The spelling of 1331336323 in words is "one billion, three hundred thirty-one million, three hundred thirty-six thousand, three hundred twenty-three".