4020143343 has 16 divisors (see below), whose sum is σ = 5621654016. Its totient is φ = 2550548000.

The previous prime is 4020143321. The next prime is 4020143353. The reversal of 4020143343 is 3433410204.

It is a cyclic number.

It is not a de Polignac number, because 4020143343 - 2⁵ = 4020143311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020143353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134283 + ... + 161468.

It is an arithmetic number, because the mean of its divisors is an integer number (351353376).

Almost surely, 2^4020143343 is an apocalyptic number.

4020143343 is a deficient number, since it is larger than the sum of its proper divisors (1601510673).

4020143343 is a wasteful number, since it uses less digits than its factorization.

4020143343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295974.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 4020143343 is about 63404.6003299445. The cubic root of 4020143343 is about 1590.0612218822.

Adding to 4020143343 its reverse (3433410204), we get a palindrome (7453553547).

The spelling of 4020143343 in words is "four billion, twenty million, one hundred forty-three thousand, three hundred forty-three".