104394256201 has 3 divisors (see below), whose sum is σ = 104394579303. Its totient is φ = 104393933100.

The previous prime is 104394256177. The next prime is 104394256237. The reversal of 104394256201 is 102652493401.

It is a happy number.

The square root of 104394256201 is 323101.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 38848015801 + 65546240400 = 197099^2 + 256020^2 .

It is not a de Polignac number, because 104394256201 - 2⁷ = 104394256073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104394256301) 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 2 ways as a sum of consecutive naturals, for example, 161551 + ... + 484651.

It is an arithmetic number, because the mean of its divisors is an integer number (34798193101).

Almost surely, 2^104394256201 is an apocalyptic number.

104394256201 is the 323101-st square number.

104394256201 is the 161551-st centered octagonal number.

It is an amenable number.

104394256201 is a deficient number, since it is larger than the sum of its proper divisors (323102).

104394256201 is an frugal number, since it uses more digits than its factorization.

104394256201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646202 (or 323101 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 104394256201 in words is "one hundred four billion, three hundred ninety-four million, two hundred fifty-six thousand, two hundred one".