871595479 has 2 divisors, whose sum is σ = 871595480. Its totient is φ = 871595478.

The previous prime is 871595453. The next prime is 871595497. The reversal of 871595479 is 974595178.

It is a happy number.

Together with next prime (871595497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 871595479 - 2¹⁵ = 871562711 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 (871590479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435797739 + 435797740.

It is an arithmetic number, because the mean of its divisors is an integer number (435797740).

Almost surely, 2^871595479 is an apocalyptic number.

871595479 is a deficient number, since it is larger than the sum of its proper divisors (1).

871595479 is an equidigital number, since it uses as much as digits as its factorization.

871595479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 55.

The square root of 871595479 is about 29522.7959211183. The cubic root of 871595479 is about 955.2234810449.

The spelling of 871595479 in words is "eight hundred seventy-one million, five hundred ninety-five thousand, four hundred seventy-nine".