100343004 has 12 divisors (see below), whose sum is σ = 234133704. Its totient is φ = 33447664.

The previous prime is 100343003. The next prime is 100343017. The reversal of 100343004 is 400343001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100343003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4180947 + ... + 4180970.

It is an arithmetic number, because the mean of its divisors is an integer number (19511142).

Almost surely, 2^100343004 is an apocalyptic number.

It is an amenable number.

100343004 is an abundant number, since it is smaller than the sum of its proper divisors (133790700).

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

100343004 is a wasteful number, since it uses less digits than its factorization.

100343004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8361924 (or 8361922 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 100343004 is about 10017.1355186999. The cubic root of 100343004 is about 464.6889722592.

Adding to 100343004 its reverse (400343001), we get a palindrome (500686005).

The spelling of 100343004 in words is "one hundred million, three hundred forty-three thousand, four".