194020104403 has 8 divisors (see below), whose sum is σ = 194454645840. Its totient is φ = 193585645440.

The previous prime is 194020104391. The next prime is 194020104409. The reversal of 194020104403 is 304401020491.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-194020104403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (194020104409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9371223 + ... + 9391903.

It is an arithmetic number, because the mean of its divisors is an integer number (24306830730).

Almost surely, 2^194020104403 is an apocalyptic number.

194020104403 is a deficient number, since it is larger than the sum of its proper divisors (434541437).

194020104403 is a wasteful number, since it uses less digits than its factorization.

194020104403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41237.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 194020104403 its reverse (304401020491), we get a palindrome (498421124894).

The spelling of 194020104403 in words is "one hundred ninety-four billion, twenty million, one hundred four thousand, four hundred three".