104521345141 has 4 divisors (see below), whose sum is σ = 107070646284. Its totient is φ = 101972044000.

The previous prime is 104521345139. The next prime is 104521345163. The reversal of 104521345141 is 141543125401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29264944900 + 75256400241 = 171070^2 + 274329^2 .

It is a cyclic number.

It is not a de Polignac number, because 104521345141 - 2¹ = 104521345139 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104521345171) 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 3 ways as a sum of consecutive naturals, for example, 1274650510 + ... + 1274650591.

It is an arithmetic number, because the mean of its divisors is an integer number (26767661571).

Almost surely, 2^104521345141 is an apocalyptic number.

It is an amenable number.

104521345141 is a deficient number, since it is larger than the sum of its proper divisors (2549301143).

104521345141 is an equidigital number, since it uses as much as digits as its factorization.

104521345141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549301142.

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 104521345141 in words is "one hundred four billion, five hundred twenty-one million, three hundred forty-five thousand, one hundred forty-one".