4020134343 has 16 divisors (see below), whose sum is σ = 5584813056. Its totient is φ = 2569389120.

The previous prime is 4020134317. The next prime is 4020134353. The reversal of 4020134343 is 3434310204.

It is not a de Polignac number, because 4020134343 - 2¹⁰ = 4020133319 is a prime.

It is a super-2 number, since 2×4020134343² = 32322960271536083298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020134353) 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, 192046 + ... + 211947.

It is an arithmetic number, because the mean of its divisors is an integer number (349050816).

Almost surely, 2^4020134343 is an apocalyptic number.

4020134343 is a deficient number, since it is larger than the sum of its proper divisors (1564678713).

4020134343 is a wasteful number, since it uses less digits than its factorization.

4020134343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404134.

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

The square root of 4020134343 is about 63404.5293571366. The cubic root of 4020134343 is about 1590.0600353108.

Adding to 4020134343 its reverse (3434310204), we get a palindrome (7454444547).

The spelling of 4020134343 in words is "four billion, twenty million, one hundred thirty-four thousand, three hundred forty-three".