1034423321 has 4 divisors (see below), whose sum is σ = 1079398272. Its totient is φ = 989448372.

The previous prime is 1034423303. The next prime is 1034423323. The reversal of 1034423321 is 1233244301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1233244301 = 2081 ⋅592621.

It is a cyclic number.

It is not a de Polignac number, because 1034423321 - 2¹⁰ = 1034422297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 44974927 = 1034423321 / (1 + 0 + 3 + 4 + 4 + 2 + 3 + 3 + 2 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1034423323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22487441 + ... + 22487486.

It is an arithmetic number, because the mean of its divisors is an integer number (269849568).

Almost surely, 2^1034423321 is an apocalyptic number.

It is an amenable number.

1034423321 is a deficient number, since it is larger than the sum of its proper divisors (44974951).

1034423321 is an equidigital number, since it uses as much as digits as its factorization.

1034423321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44974950.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1034423321 is about 32162.4520364975. The cubic root of 1034423321 is about 1011.3452391173.

Adding to 1034423321 its reverse (1233244301), we get a palindrome (2267667622).

The spelling of 1034423321 in words is "one billion, thirty-four million, four hundred twenty-three thousand, three hundred twenty-one".