100394103 has 8 divisors (see below), whose sum is σ = 139678848. Its totient is φ = 64019384.

The previous prime is 100394083. The next prime is 100394113. The reversal of 100394103 is 301493001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100394103 - 2⁶ = 100394039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100394103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100394113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727425 + ... + 727562.

It is an arithmetic number, because the mean of its divisors is an integer number (17459856).

Almost surely, 2^100394103 is an apocalyptic number.

100394103 is a deficient number, since it is larger than the sum of its proper divisors (39284745).

100394103 is a wasteful number, since it uses less digits than its factorization.

100394103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455013.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 100394103 is about 10019.6857735161. The cubic root of 100394103 is about 464.7678387847.

The spelling of 100394103 in words is "one hundred million, three hundred ninety-four thousand, one hundred three".