1004041002002 has 4 divisors (see below), whose sum is σ = 1506061503006. Its totient is φ = 502020501000.

The previous prime is 1004041001963. The next prime is 1004041002031. The reversal of 1004041002002 is 2002001404001.

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., 591390222361 + 412650779641 = 769019^2 + 642379^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251010250499 + ... + 251010250502.

Almost surely, 2^{1004041002002} is an apocalyptic number.

1004041002002 is a deficient number, since it is larger than the sum of its proper divisors (502020501004).

1004041002002 is an equidigital number, since it uses as much as digits as its factorization.

1004041002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502020501003.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1004041002002 its reverse (2002001404001), we get a palindrome (3006042406003).

The spelling of 1004041002002 in words is "one trillion, four billion, forty-one million, two thousand, two".