3120764321 has 8 divisors (see below), whose sum is σ = 3132284544. Its totient is φ = 3109257360.

The previous prime is 3120764303. The next prime is 3120764329. The reversal of 3120764321 is 1234670213.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3120764321 - 2¹⁰ = 3120763297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3120764329) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 808031 + ... + 811883.

It is an arithmetic number, because the mean of its divisors is an integer number (391535568).

Almost surely, 2^3120764321 is an apocalyptic number.

It is an amenable number.

3120764321 is a deficient number, since it is larger than the sum of its proper divisors (11520223).

3120764321 is a wasteful number, since it uses less digits than its factorization.

3120764321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6631.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 3120764321 is about 55863.8015265700. The cubic root of 3120764321 is about 1461.3480264157.

The spelling of 3120764321 in words is "three billion, one hundred twenty million, seven hundred sixty-four thousand, three hundred twenty-one".