842941313 has 2 divisors, whose sum is σ = 842941314. Its totient is φ = 842941312.

The previous prime is 842941303. The next prime is 842941397. The reversal of 842941313 is 313149248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 816644929 + 26296384 = 28577^2 + 5128^2 .

It is a cyclic number.

It is not a de Polignac number, because 842941313 - 2¹⁰ = 842940289 is a prime.

It is not a weakly prime, because it can be changed into another prime (842941303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421470656 + 421470657.

It is an arithmetic number, because the mean of its divisors is an integer number (421470657).

Almost surely, 2^842941313 is an apocalyptic number.

It is an amenable number.

842941313 is a deficient number, since it is larger than the sum of its proper divisors (1).

842941313 is an equidigital number, since it uses as much as digits as its factorization.

842941313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 842941313 is about 29033.4516205015. The cubic root of 842941313 is about 944.6388000253.

The spelling of 842941313 in words is "eight hundred forty-two million, nine hundred forty-one thousand, three hundred thirteen".