4234540143 has 8 divisors (see below), whose sum is σ = 5891534208. Its totient is φ = 2700286424.

The previous prime is 4234540133. The next prime is 4234540159. The reversal of 4234540143 is 3410454324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4234540143 - 2²⁸ = 3966104687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4234540143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4234540133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30685005 + ... + 30685142.

It is an arithmetic number, because the mean of its divisors is an integer number (736441776).

Almost surely, 2^4234540143 is an apocalyptic number.

4234540143 is a deficient number, since it is larger than the sum of its proper divisors (1656994065).

4234540143 is a wasteful number, since it uses less digits than its factorization.

4234540143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61370173.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 4234540143 is about 65073.3443354497. The cubic root of 4234540143 is about 1617.8394384084.

Adding to 4234540143 its reverse (3410454324), we get a palindrome (7644994467).

The spelling of 4234540143 in words is "four billion, two hundred thirty-four million, five hundred forty thousand, one hundred forty-three".