1834379321 has 2 divisors, whose sum is σ = 1834379322. Its totient is φ = 1834379320.

The previous prime is 1834379317. The next prime is 1834379341. The reversal of 1834379321 is 1239734381.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1358659600 + 475719721 = 36860^2 + 21811^2 .

It is a cyclic number.

It is not a de Polignac number, because 1834379321 - 2² = 1834379317 is a prime.

It is not a weakly prime, because it can be changed into another prime (1834379341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 917189660 + 917189661.

It is an arithmetic number, because the mean of its divisors is an integer number (917189661).

Almost surely, 2^1834379321 is an apocalyptic number.

It is an amenable number.

1834379321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1834379321 is an equidigital number, since it uses as much as digits as its factorization.

1834379321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 41.

The square root of 1834379321 is about 42829.6546915802. The cubic root of 1834379321 is about 1224.1361275206.

The spelling of 1834379321 in words is "one billion, eight hundred thirty-four million, three hundred seventy-nine thousand, three hundred twenty-one".