4218522871 has 2 divisors, whose sum is σ = 4218522872. Its totient is φ = 4218522870.

The previous prime is 4218522857. The next prime is 4218522883. The reversal of 4218522871 is 1782258124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4218522871 - 2⁵ = 4218522839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4218529871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2109261435 + 2109261436.

It is an arithmetic number, because the mean of its divisors is an integer number (2109261436).

Almost surely, 2^4218522871 is an apocalyptic number.

4218522871 is a deficient number, since it is larger than the sum of its proper divisors (1).

4218522871 is an equidigital number, since it uses as much as digits as its factorization.

4218522871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71680, while the sum is 40.

The square root of 4218522871 is about 64950.1568204419. The cubic root of 4218522871 is about 1615.7970193978.

It can be divided in two parts, 42185 and 22871, that added together give a palindrome (65056).

The spelling of 4218522871 in words is "four billion, two hundred eighteen million, five hundred twenty-two thousand, eight hundred seventy-one".