104140423102091 has 2 divisors, whose sum is σ = 104140423102092. Its totient is φ = 104140423102090.

The previous prime is 104140423101989. The next prime is 104140423102187. The reversal of 104140423102091 is 190201324041401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104140423102091 - 2³⁸ = 103865545195147 is a prime.

It is not a weakly prime, because it can be changed into another prime (104140423902091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52070211551045 + 52070211551046.

It is an arithmetic number, because the mean of its divisors is an integer number (52070211551046).

Almost surely, 2^{104140423102091} is an apocalyptic number.

104140423102091 is a deficient number, since it is larger than the sum of its proper divisors (1).

104140423102091 is an equidigital number, since it uses as much as digits as its factorization.

104140423102091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

Adding to 104140423102091 its reverse (190201324041401), we get a palindrome (294341747143492).

The spelling of 104140423102091 in words is "one hundred four trillion, one hundred forty billion, four hundred twenty-three million, one hundred two thousand, ninety-one".