1004012002 has 16 divisors (see below), whose sum is σ = 1721901312. Its totient is φ = 430106400.

The previous prime is 1004011963. The next prime is 1004012011. The reversal of 1004012002 is 2002104001.

It is a self number, because there is not a number n which added to its sum of digits gives 1004012002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21502 + ... + 49702.

It is an arithmetic number, because the mean of its divisors is an integer number (107618832).

Almost surely, 2^1004012002 is an apocalyptic number.

1004012002 is a deficient number, since it is larger than the sum of its proper divisors (717889310).

1004012002 is a wasteful number, since it uses less digits than its factorization.

1004012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30753.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1004012002 is about 31686.1484248244. The cubic root of 1004012002 is about 1001.3355495134.

Adding to 1004012002 its reverse (2002104001), we get a palindrome (3006116003).

The spelling of 1004012002 in words is "one billion, four million, twelve thousand, two".