4321979343 has 64 divisors (see below), whose sum is σ = 7785331200. Its totient is φ = 2335495680.

The previous prime is 4321979339. The next prime is 4321979353. The reversal of 4321979343 is 3439791234.

4321979343 is a `hidden beast` number, since 432 + 1 + 97 + 93 + 43 = 666.

It is not a de Polignac number, because 4321979343 - 2² = 4321979339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321979303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 73405 + ... + 118457.

It is an arithmetic number, because the mean of its divisors is an integer number (121645800).

Almost surely, 2^4321979343 is an apocalyptic number.

4321979343 is a deficient number, since it is larger than the sum of its proper divisors (3463351857).

4321979343 is a wasteful number, since it uses less digits than its factorization.

4321979343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45109 (or 45103 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 4321979343 is about 65741.7625486266. The cubic root of 4321979343 is about 1628.8992710287.

The spelling of 4321979343 in words is "four billion, three hundred twenty-one million, nine hundred seventy-nine thousand, three hundred forty-three".