4321871 has 2 divisors, whose sum is σ = 4321872. Its totient is φ = 4321870.

The previous prime is 4321831. The next prime is 4321883. The reversal of 4321871 is 1781234.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4321871 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4321871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4321831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160935 + 2160936.

It is an arithmetic number, because the mean of its divisors is an integer number (2160936).

Almost surely, 2^4321871 is an apocalyptic number.

4321871 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321871 is an equidigital number, since it uses as much as digits as its factorization.

4321871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 26.

The square root of 4321871 is about 2078.9110130066. The cubic root of 4321871 is about 162.8885659880. Note that the first 3 decimals are identical.

The spelling of 4321871 in words is "four million, three hundred twenty-one thousand, eight hundred seventy-one".