1044002002 has 8 divisors (see below), whose sum is σ = 1566354636. Its totient is φ = 521883792.

The previous prime is 1044001997. The next prime is 1044002017. The reversal of 1044002002 is 2002004401.

It can be written as a sum of positive squares in 2 ways, for example, as 1039998001 + 4004001 = 32249^2 + 2001^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

1044002002 is a modest number, since divided by 2002 gives 1044 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47013 + ... + 65560.

Almost surely, 2^1044002002 is an apocalyptic number.

1044002002 is a deficient number, since it is larger than the sum of its proper divisors (522352634).

1044002002 is a wasteful number, since it uses less digits than its factorization.

1044002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117212.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1044002002 is about 32311.0198229644. The cubic root of 1044002002 is about 1014.4573128455.

Adding to 1044002002 its reverse (2002004401), we get a palindrome (3046006403).

The spelling of 1044002002 in words is "one billion, forty-four million, two thousand, two".