104113540243 has 2 divisors, whose sum is σ = 104113540244. Its totient is φ = 104113540242.

The previous prime is 104113540241. The next prime is 104113540259. The reversal of 104113540243 is 342045311401.

It is a weak prime.

It is an emirp because it is prime and its reverse (342045311401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104113540243 - 2¹ = 104113540241 is a prime.

Together with 104113540241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (104113540241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52056770121 + 52056770122.

It is an arithmetic number, because the mean of its divisors is an integer number (52056770122).

Almost surely, 2^104113540243 is an apocalyptic number.

104113540243 is a deficient number, since it is larger than the sum of its proper divisors (1).

104113540243 is an equidigital number, since it uses as much as digits as its factorization.

104113540243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 104113540243 its reverse (342045311401), we get a palindrome (446158851644).

The spelling of 104113540243 in words is "one hundred four billion, one hundred thirteen million, five hundred forty thousand, two hundred forty-three".