3140300321 has 2 divisors, whose sum is σ = 3140300322. Its totient is φ = 3140300320.

The previous prime is 3140300281. The next prime is 3140300327. The reversal of 3140300321 is 1230030413.

It is a happy number.

3140300321 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., 1750501921 + 1389798400 = 41839^2 + 37280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3140300321 is a prime.

It is a super-2 number, since 2×3140300321² = 19722972212145406082, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3140300321.

It is not a weakly prime, because it can be changed into another prime (3140300327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570150160 + 1570150161.

It is an arithmetic number, because the mean of its divisors is an integer number (1570150161).

Almost surely, 2^3140300321 is an apocalyptic number.

It is an amenable number.

3140300321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140300321 is an equidigital number, since it uses as much as digits as its factorization.

3140300321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3140300321 is about 56038.3825694497. The cubic root of 3140300321 is about 1464.3910340849.

Adding to 3140300321 its reverse (1230030413), we get a palindrome (4370330734).

The spelling of 3140300321 in words is "three billion, one hundred forty million, three hundred thousand, three hundred twenty-one".