4125434143 has 4 divisors (see below), whose sum is σ = 4132121040. Its totient is φ = 4118747248.

The previous prime is 4125434129. The next prime is 4125434189. The reversal of 4125434143 is 3414345214.

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 4125434143 - 2⁵ = 4125434111 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4125434743) 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, 3342523 + ... + 3343756.

It is an arithmetic number, because the mean of its divisors is an integer number (1033030260).

Almost surely, 2^4125434143 is an apocalyptic number.

4125434143 is a deficient number, since it is larger than the sum of its proper divisors (6686897).

4125434143 is an equidigital number, since it uses as much as digits as its factorization.

4125434143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6686896.

The product of its digits is 23040, while the sum is 31.

The square root of 4125434143 is about 64229.5426030732. The cubic root of 4125434143 is about 1603.8234268050.

Adding to 4125434143 its reverse (3414345214), we get a palindrome (7539779357).

The spelling of 4125434143 in words is "four billion, one hundred twenty-five million, four hundred thirty-four thousand, one hundred forty-three".