871342479 has 12 divisors (see below), whose sum is σ = 1438406736. Its totient is φ = 497909952.

The previous prime is 871342477. The next prime is 871342487. The reversal of 871342479 is 974243178.

It is not a de Polignac number, because 871342479 - 2¹ = 871342477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871342477) 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 in 11 ways as a sum of consecutive naturals, for example, 6915354 + ... + 6915479.

It is an arithmetic number, because the mean of its divisors is an integer number (119867228).

Almost surely, 2^871342479 is an apocalyptic number.

871342479 is a deficient number, since it is larger than the sum of its proper divisors (567064257).

871342479 is a wasteful number, since it uses less digits than its factorization.

871342479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13830846 (or 13830843 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 871342479 is about 29518.5107856071. The cubic root of 871342479 is about 955.1310471373.

The spelling of 871342479 in words is "eight hundred seventy-one million, three hundred forty-two thousand, four hundred seventy-nine".