4218351323 has 4 divisors (see below), whose sum is σ = 4221640488. Its totient is φ = 4215062160.

The previous prime is 4218351259. The next prime is 4218351349. The reversal of 4218351323 is 3231538124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4218351323 - 2⁶ = 4218351259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4218351323.

It is not an unprimeable number, because it can be changed into a prime (4218351373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1642658 + ... + 1645223.

It is an arithmetic number, because the mean of its divisors is an integer number (1055410122).

Almost surely, 2^4218351323 is an apocalyptic number.

4218351323 is a deficient number, since it is larger than the sum of its proper divisors (3289165).

4218351323 is a wasteful number, since it uses less digits than its factorization.

4218351323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289164.

The product of its digits is 17280, while the sum is 32.

The square root of 4218351323 is about 64948.8361943461. The cubic root of 4218351323 is about 1615.7751167466.

Adding to 4218351323 its reverse (3231538124), we get a palindrome (7449889447).

The spelling of 4218351323 in words is "four billion, two hundred eighteen million, three hundred fifty-one thousand, three hundred twenty-three".