4020324343 has 4 divisors (see below), whose sum is σ = 4594656400. Its totient is φ = 3445992288.

The previous prime is 4020324313. The next prime is 4020324349. The reversal of 4020324343 is 3434230204.

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 4020324343 - 2¹³ = 4020316151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020324349) 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, 287166018 + ... + 287166031.

It is an arithmetic number, because the mean of its divisors is an integer number (1148664100).

Almost surely, 2^4020324343 is an apocalyptic number.

4020324343 is a deficient number, since it is larger than the sum of its proper divisors (574332057).

4020324343 is an equidigital number, since it uses as much as digits as its factorization.

4020324343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574332056.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 4020324343 is about 63406.0276551055. The cubic root of 4020324343 is about 1590.0850847761.

Adding to 4020324343 its reverse (3434230204), we get a palindrome (7454554547).

It can be divided in two parts, 40203 and 24343, that added together give a palindrome (64546).

The spelling of 4020324343 in words is "four billion, twenty million, three hundred twenty-four thousand, three hundred forty-three".