3934313321 has 2 divisors, whose sum is σ = 3934313322. Its totient is φ = 3934313320.

The previous prime is 3934313303. The next prime is 3934313329. The reversal of 3934313321 is 1233134393.

3934313321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3165637696 + 768675625 = 56264^2 + 27725^2 .

It is an emirp because it is prime and its reverse (1233134393) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3934313321 - 2¹⁴ = 3934296937 is a prime.

It is not a weakly prime, because it can be changed into another prime (3934313329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1967156660 + 1967156661.

It is an arithmetic number, because the mean of its divisors is an integer number (1967156661).

Almost surely, 2^3934313321 is an apocalyptic number.

It is an amenable number.

3934313321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3934313321 is an equidigital number, since it uses as much as digits as its factorization.

3934313321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 32.

The square root of 3934313321 is about 62724.1047843650. The cubic root of 3934313321 is about 1578.6637905686.

The spelling of 3934313321 in words is "three billion, nine hundred thirty-four million, three hundred thirteen thousand, three hundred twenty-one".