1001440204 has 12 divisors (see below), whose sum is σ = 1752859528. Its totient is φ = 500623200.

The previous prime is 1001440159. The next prime is 1001440229. The reversal of 1001440204 is 4020441001.

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, 2239 + ... + 44809.

Almost surely, 2^1001440204 is an apocalyptic number.

It is an amenable number.

1001440204 is a deficient number, since it is larger than the sum of its proper divisors (751419324).

1001440204 is a wasteful number, since it uses less digits than its factorization.

1001440204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48456 (or 48454 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1001440204 is about 31645.5400333128. The cubic root of 1001440204 is about 1000.4798377189.

Adding to 1001440204 its reverse (4020441001), we get a palindrome (5021881205).

The spelling of 1001440204 in words is "one billion, one million, four hundred forty thousand, two hundred four".