842310797 has 2 divisors, whose sum is σ = 842310798. Its totient is φ = 842310796.

The previous prime is 842310779. The next prime is 842310803. The reversal of 842310797 is 797013248.

Together with previous prime (842310779) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 660438601 + 181872196 = 25699^2 + 13486^2 .

It is a cyclic number.

It is not a de Polignac number, because 842310797 - 2²² = 838116493 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (842310737) 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, 421155398 + 421155399.

It is an arithmetic number, because the mean of its divisors is an integer number (421155399).

Almost surely, 2^842310797 is an apocalyptic number.

It is an amenable number.

842310797 is a deficient number, since it is larger than the sum of its proper divisors (1).

842310797 is an equidigital number, since it uses as much as digits as its factorization.

842310797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 842310797 is about 29022.5911489653. The cubic root of 842310797 is about 944.4032128677.

The spelling of 842310797 in words is "eight hundred forty-two million, three hundred ten thousand, seven hundred ninety-seven".