11785342841 has 2 divisors, whose sum is σ = 11785342842. Its totient is φ = 11785342840.

The previous prime is 11785342831. The next prime is 11785342861. The reversal of 11785342841 is 14824358711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11496342841 + 289000000 = 107221^2 + 17000^2 .

It is a cyclic number.

It is not a de Polignac number, because 11785342841 - 2¹⁴ = 11785326457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11785342792 and 11785342801.

It is not a weakly prime, because it can be changed into another prime (11785342831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5892671420 + 5892671421.

It is an arithmetic number, because the mean of its divisors is an integer number (5892671421).

Almost surely, 2^11785342841 is an apocalyptic number.

It is an amenable number.

11785342841 is a deficient number, since it is larger than the sum of its proper divisors (1).

11785342841 is an equidigital number, since it uses as much as digits as its factorization.

11785342841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 44.

The spelling of 11785342841 in words is "eleven billion, seven hundred eighty-five million, three hundred forty-two thousand, eight hundred forty-one".