4002321343 has 2 divisors, whose sum is σ = 4002321344. Its totient is φ = 4002321342.

The previous prime is 4002321319. The next prime is 4002321347. The reversal of 4002321343 is 3431232004.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4002321343 - 2¹⁷ = 4002190271 is a prime.

It is a super-2 number, since 2×4002321343² = 32037152265266647298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4002321347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001160671 + 2001160672.

It is an arithmetic number, because the mean of its divisors is an integer number (2001160672).

Almost surely, 2^4002321343 is an apocalyptic number.

4002321343 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002321343 is an equidigital number, since it uses as much as digits as its factorization.

4002321343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 4002321343 is about 63263.9023693607. The cubic root of 4002321343 is about 1587.7080677785.

Adding to 4002321343 its reverse (3431232004), we get a palindrome (7433553347).

The spelling of 4002321343 in words is "four billion, two million, three hundred twenty-one thousand, three hundred forty-three".