104140241 has 4 divisors (see below), whose sum is σ = 104162484. Its totient is φ = 104118000.

The previous prime is 104140219. The next prime is 104140243. The reversal of 104140241 is 142041401.

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 62473216 + 41667025 = 7904^2 + 6455^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104140241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104140243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1070 + ... + 14471.

It is an arithmetic number, because the mean of its divisors is an integer number (26040621).

Almost surely, 2^104140241 is an apocalyptic number.

It is an amenable number.

104140241 is a deficient number, since it is larger than the sum of its proper divisors (22243).

104140241 is an equidigital number, since it uses as much as digits as its factorization.

104140241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22242.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 104140241 is about 10204.9125914924. The cubic root of 104140241 is about 470.4782230684.

Adding to 104140241 its reverse (142041401), we get a palindrome (246181642).

The spelling of 104140241 in words is "one hundred four million, one hundred forty thousand, two hundred forty-one".