1020044323 has 16 divisors (see below), whose sum is σ = 1056528000. Its totient is φ = 984223296.

The previous prime is 1020044321. The next prime is 1020044327. The reversal of 1020044323 is 3234400201.

It is a cyclic number.

It is not a de Polignac number, because 1020044323 - 2¹ = 1020044321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1020044323.

It is not an unprimeable number, because it can be changed into a prime (1020044321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2043928 + ... + 2044426.

It is an arithmetic number, because the mean of its divisors is an integer number (66033000).

Almost surely, 2^1020044323 is an apocalyptic number.

1020044323 is a deficient number, since it is larger than the sum of its proper divisors (36483677).

1020044323 is a wasteful number, since it uses less digits than its factorization.

1020044323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1020044323 is about 31938.1327412859. The cubic root of 1020044323 is about 1006.6372899170.

Adding to 1020044323 its reverse (3234400201), we get a palindrome (4254444524).

The spelling of 1020044323 in words is "one billion, twenty million, forty-four thousand, three hundred twenty-three".