1004203012 has 6 divisors (see below), whose sum is σ = 1757355278. Its totient is φ = 502101504.

The previous prime is 1004203009. The next prime is 1004203043. The reversal of 1004203012 is 2103024001.

It can be written as a sum of positive squares in only one way, i.e., 606439876 + 397763136 = 24626^2 + 19944^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1004202983 and 1004203001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125525373 + ... + 125525380.

Almost surely, 2^1004203012 is an apocalyptic number.

It is an amenable number.

1004203012 is a deficient number, since it is larger than the sum of its proper divisors (753152266).

1004203012 is a wasteful number, since it uses less digits than its factorization.

1004203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251050757 (or 251050755 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1004203012 is about 31689.1623745406. The cubic root of 1004203012 is about 1001.3990457582.

Adding to 1004203012 its reverse (2103024001), we get a palindrome (3107227013).

The spelling of 1004203012 in words is "one billion, four million, two hundred three thousand, twelve".