104643165611 has 2 divisors, whose sum is σ = 104643165612. Its totient is φ = 104643165610.

The previous prime is 104643165581. The next prime is 104643165623. The reversal of 104643165611 is 116561346401.

It is a strong prime.

It is an emirp because it is prime and its reverse (116561346401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104643165611 - 2²⁶ = 104576056747 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (104643165311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52321582805 + 52321582806.

It is an arithmetic number, because the mean of its divisors is an integer number (52321582806).

Almost surely, 2^104643165611 is an apocalyptic number.

104643165611 is a deficient number, since it is larger than the sum of its proper divisors (1).

104643165611 is an equidigital number, since it uses as much as digits as its factorization.

104643165611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 104643165611 in words is "one hundred four billion, six hundred forty-three million, one hundred sixty-five thousand, six hundred eleven".