1044320402 has 4 divisors (see below), whose sum is σ = 1566480606. Its totient is φ = 522160200.

The previous prime is 1044320383. The next prime is 1044320413. The reversal of 1044320402 is 2040234401.

1044320402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1036260481 + 8059921 = 32191^2 + 2839^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261080099 + ... + 261080102.

Almost surely, 2^1044320402 is an apocalyptic number.

1044320402 is a deficient number, since it is larger than the sum of its proper divisors (522160204).

1044320402 is an equidigital number, since it uses as much as digits as its factorization.

1044320402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522160203.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1044320402 is about 32315.9465589359. The cubic root of 1044320402 is about 1014.5604321808.

Adding to 1044320402 its reverse (2040234401), we get a palindrome (3084554803).

The spelling of 1044320402 in words is "one billion, forty-four million, three hundred twenty thousand, four hundred two".