4143431242 has 16 divisors (see below), whose sum is σ = 6320849472. Its totient is φ = 2036764800.

The previous prime is 4143431239. The next prime is 4143431249. The reversal of 4143431242 is 2421343414.

It is a self number, because there is not a number n which added to its sum of digits gives 4143431242.

It is not an unprimeable number, because it can be changed into a prime (4143431249) 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, 41428 + ... + 100015.

It is an arithmetic number, because the mean of its divisors is an integer number (395053092).

Almost surely, 2^4143431242 is an apocalyptic number.

4143431242 is a deficient number, since it is larger than the sum of its proper divisors (2177418230).

4143431242 is a wasteful number, since it uses less digits than its factorization.

4143431242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141693.

The product of its digits is 9216, while the sum is 28.

The square root of 4143431242 is about 64369.4899933190. The cubic root of 4143431242 is about 1606.1522562373.

Adding to 4143431242 its reverse (2421343414), we get a palindrome (6564774656).

The spelling of 4143431242 in words is "four billion, one hundred forty-three million, four hundred thirty-one thousand, two hundred forty-two".