1828281919111 has 2 divisors, whose sum is σ = 1828281919112. Its totient is φ = 1828281919110.

The previous prime is 1828281919109. The next prime is 1828281919127. The reversal of 1828281919111 is 1119191828281.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1828281919111 - 2¹ = 1828281919109 is a prime.

It is a super-3 number, since 3×1828281919111³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 1828281919109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1828281619111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 914140959555 + 914140959556.

It is an arithmetic number, because the mean of its divisors is an integer number (914140959556).

Almost surely, 2^{1828281919111} is an apocalyptic number.

1828281919111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1828281919111 is an equidigital number, since it uses as much as digits as its factorization.

1828281919111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 52.

The spelling of 1828281919111 in words is "one trillion, eight hundred twenty-eight billion, two hundred eighty-one million, nine hundred nineteen thousand, one hundred eleven".