3160813321 has 2 divisors, whose sum is σ = 3160813322. Its totient is φ = 3160813320.

The previous prime is 3160813301. The next prime is 3160813339. The reversal of 3160813321 is 1233180613.

3160813321 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., 3142835721 + 17977600 = 56061^2 + 4240^2 .

It is a cyclic number.

It is not a de Polignac number, because 3160813321 - 2¹¹ = 3160811273 is a prime.

It is a super-2 number, since 2×3160813321² = 19981481700422098082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3160813321.

It is not a weakly prime, because it can be changed into another prime (3160813301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1580406660 + 1580406661.

It is an arithmetic number, because the mean of its divisors is an integer number (1580406661).

Almost surely, 2^3160813321 is an apocalyptic number.

It is an amenable number.

3160813321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3160813321 is an equidigital number, since it uses as much as digits as its factorization.

3160813321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 3160813321 is about 56221.1109904456. The cubic root of 3160813321 is about 1467.5726706310.

Adding to 3160813321 its reverse (1233180613), we get a palindrome (4393993934).

The spelling of 3160813321 in words is "three billion, one hundred sixty million, eight hundred thirteen thousand, three hundred twenty-one".