1835113221841 has 2 divisors, whose sum is σ = 1835113221842. Its totient is φ = 1835113221840.

The previous prime is 1835113221839. The next prime is 1835113221857. The reversal of 1835113221841 is 1481223115381.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1809926262225 + 25186959616 = 1345335^2 + 158704^2 .

It is a cyclic number.

It is not a de Polignac number, because 1835113221841 - 2¹ = 1835113221839 is a prime.

Together with 1835113221839, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1835113221794 and 1835113221803.

It is not a weakly prime, because it can be changed into another prime (1835113221881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 917556610920 + 917556610921.

It is an arithmetic number, because the mean of its divisors is an integer number (917556610921).

Almost surely, 2^{1835113221841} is an apocalyptic number.

It is an amenable number.

1835113221841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1835113221841 is an equidigital number, since it uses as much as digits as its factorization.

1835113221841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 40.

The spelling of 1835113221841 in words is "one trillion, eight hundred thirty-five billion, one hundred thirteen million, two hundred twenty-one thousand, eight hundred forty-one".