1034311321 has 2 divisors, whose sum is σ = 1034311322. Its totient is φ = 1034311320.

The previous prime is 1034311319. The next prime is 1034311339. The reversal of 1034311321 is 1231134301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1008697600 + 25613721 = 31760^2 + 5061^2 .

It is a cyclic number.

It is not a de Polignac number, because 1034311321 - 2¹ = 1034311319 is a prime.

Together with 1034311319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1034311351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517155660 + 517155661.

It is an arithmetic number, because the mean of its divisors is an integer number (517155661).

Almost surely, 2^1034311321 is an apocalyptic number.

It is an amenable number.

1034311321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1034311321 is an equidigital number, since it uses as much as digits as its factorization.

1034311321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1034311321 is about 32160.7108285871. The cubic root of 1034311321 is about 1011.3087373767.

Adding to 1034311321 its reverse (1231134301), we get a palindrome (2265445622).

The spelling of 1034311321 in words is "one billion, thirty-four million, three hundred eleven thousand, three hundred twenty-one".