2819348321 has 2 divisors, whose sum is σ = 2819348322. Its totient is φ = 2819348320.

The previous prime is 2819348317. The next prime is 2819348327. The reversal of 2819348321 is 1238439182.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1456261921 + 1363086400 = 38161^2 + 36920^2 .

It is a cyclic number.

It is not a de Polignac number, because 2819348321 - 2² = 2819348317 is a prime.

It is not a weakly prime, because it can be changed into another prime (2819348327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1409674160 + 1409674161.

It is an arithmetic number, because the mean of its divisors is an integer number (1409674161).

Almost surely, 2^2819348321 is an apocalyptic number.

It is an amenable number.

2819348321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2819348321 is an equidigital number, since it uses as much as digits as its factorization.

2819348321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 41.

The square root of 2819348321 is about 53097.5359221122. The cubic root of 2819348321 is about 1412.6988065486.

The spelling of 2819348321 in words is "two billion, eight hundred nineteen million, three hundred forty-eight thousand, three hundred twenty-one".