871459699937 has 2 divisors, whose sum is σ = 871459699938. Its totient is φ = 871459699936.

The previous prime is 871459699919. The next prime is 871459699987. The reversal of 871459699937 is 739996954178.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 489781624336 + 381678075601 = 699844^2 + 617801^2 .

It is a cyclic number.

It is not a de Polignac number, because 871459699937 - 2²⁰ = 871458651361 is a prime.

It is a super-2 number, since 2×871459699937² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (871459699987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435729849968 + 435729849969.

It is an arithmetic number, because the mean of its divisors is an integer number (435729849969).

Almost surely, 2^871459699937 is an apocalyptic number.

It is an amenable number.

871459699937 is a deficient number, since it is larger than the sum of its proper divisors (1).

871459699937 is an equidigital number, since it uses as much as digits as its factorization.

871459699937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 925888320, while the sum is 77.

The spelling of 871459699937 in words is "eight hundred seventy-one billion, four hundred fifty-nine million, six hundred ninety-nine thousand, nine hundred thirty-seven".