1331065334 has 16 divisors (see below), whose sum is σ = 2004488640. Its totient is φ = 662908680.

The previous prime is 1331065319. The next prime is 1331065367. The reversal of 1331065334 is 4335601331.

It is a junction number, because it is equal to n+sod(n) for n = 1331065297 and 1331065306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 688349 + ... + 690279.

It is an arithmetic number, because the mean of its divisors is an integer number (125280540).

Almost surely, 2^1331065334 is an apocalyptic number.

1331065334 is a deficient number, since it is larger than the sum of its proper divisors (673423306).

1331065334 is a wasteful number, since it uses less digits than its factorization.

1331065334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 1331065334 is about 36483.7680893846. The cubic root of 1331065334 is about 1100.0179980526.

Adding to 1331065334 its reverse (4335601331), we get a palindrome (5666666665).

The spelling of 1331065334 in words is "one billion, three hundred thirty-one million, sixty-five thousand, three hundred thirty-four".