1000012104 has 384 divisors, whose sum is σ = 3642912000. Its totient is φ = 240371712.

The previous prime is 1000012037. The next prime is 1000012121. The reversal of 1000012104 is 4012100001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3610014 + ... + 3610290.

It is an arithmetic number, because the mean of its divisors is an integer number (9486750).

Almost surely, 2^1000012104 is an apocalyptic number.

1000012104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1000012104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1821456000).

1000012104 is an abundant number, since it is smaller than the sum of its proper divisors (2642899896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000012104 is a wasteful number, since it uses less digits than its factorization.

1000012104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1000012104 is about 31622.9679821487. The cubic root of 1000012104 is about 1000.0040346504.

Adding to 1000012104 its reverse (4012100001), we get a palindrome (5012112105).

The spelling of 1000012104 in words is "one billion, twelve thousand, one hundred four".