842113 has 2 divisors, whose sum is σ = 842114. Its totient is φ = 842112.

The previous prime is 842111. The next prime is 842141. The reversal of 842113 is 311248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 744769 + 97344 = 863^2 + 312^2 .

It is a cyclic number.

It is not a de Polignac number, because 842113 - 2¹ = 842111 is a prime.

Together with 842111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (842111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421056 + 421057.

It is an arithmetic number, because the mean of its divisors is an integer number (421057).

2⁸⁴²¹¹³ is an apocalyptic number.

It is an amenable number.

842113 is a deficient number, since it is larger than the sum of its proper divisors (1).

842113 is an equidigital number, since it uses as much as digits as its factorization.

842113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 19.

The square root of 842113 is about 917.6671509867. The cubic root of 842113 is about 94.4329283408.

It can be divided in two parts, 84 and 2113, that added together give a cube (2197 = 13³).

The spelling of 842113 in words is "eight hundred forty-two thousand, one hundred thirteen".