898042111 has 2 divisors, whose sum is σ = 898042112. Its totient is φ = 898042110.

The previous prime is 898042109. The next prime is 898042121. The reversal of 898042111 is 111240898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 898042111 - 2¹ = 898042109 is a prime.

Together with 898042109, 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 (898042121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449021055 + 449021056.

It is an arithmetic number, because the mean of its divisors is an integer number (449021056).

Almost surely, 2^898042111 is an apocalyptic number.

898042111 is a deficient number, since it is larger than the sum of its proper divisors (1).

898042111 is an equidigital number, since it uses as much as digits as its factorization.

898042111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 34.

The square root of 898042111 is about 29967.3507504417. The cubic root of 898042111 is about 964.7887573983.

The spelling of 898042111 in words is "eight hundred ninety-eight million, forty-two thousand, one hundred eleven".