1000013884 has 6 divisors (see below), whose sum is σ = 1750024304. Its totient is φ = 500006940.

The previous prime is 1000013881. The next prime is 1000013897. The reversal of 1000013884 is 4883100001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000013881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125001732 + ... + 125001739.

Almost surely, 2^1000013884 is an apocalyptic number.

It is an amenable number.

1000013884 is a deficient number, since it is larger than the sum of its proper divisors (750010420).

1000013884 is a wasteful number, since it uses less digits than its factorization.

1000013884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250003475 (or 250003473 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 1000013884 is about 31622.9961262370. The cubic root of 1000013884 is about 1000.0046279786.

Adding to 1000013884 its reverse (4883100001), we get a palindrome (5883113885).

The spelling of 1000013884 in words is "one billion, thirteen thousand, eight hundred eighty-four".