870935371853 has 2 divisors, whose sum is σ = 870935371854. Its totient is φ = 870935371852.

The previous prime is 870935371843. The next prime is 870935371861. The reversal of 870935371853 is 358173539078.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 649897170244 + 221038201609 = 806162^2 + 470147^2 .

It is a cyclic number.

It is not a de Polignac number, because 870935371853 - 2¹⁰ = 870935370829 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 870935371792 and 870935371801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870935371843) 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, 435467685926 + 435467685927.

It is an arithmetic number, because the mean of its divisors is an integer number (435467685927).

Almost surely, 2^870935371853 is an apocalyptic number.

It is an amenable number.

870935371853 is a deficient number, since it is larger than the sum of its proper divisors (1).

870935371853 is an equidigital number, since it uses as much as digits as its factorization.

870935371853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19051200, while the sum is 59.

The spelling of 870935371853 in words is "eight hundred seventy billion, nine hundred thirty-five million, three hundred seventy-one thousand, eight hundred fifty-three".