4342443142 has 4 divisors (see below), whose sum is σ = 6513664716. Its totient is φ = 2171221570.

The previous prime is 4342443139. The next prime is 4342443199. The reversal of 4342443142 is 2413442434.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085610784 + ... + 1085610787.

It is an arithmetic number, because the mean of its divisors is an integer number (1628416179).

Almost surely, 2^4342443142 is an apocalyptic number.

4342443142 is a deficient number, since it is larger than the sum of its proper divisors (2171221574).

4342443142 is a wasteful number, since it uses less digits than its factorization.

4342443142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171221573.

The product of its digits is 36864, while the sum is 31.

The square root of 4342443142 is about 65897.2164966017. The cubic root of 4342443142 is about 1631.4660730461.

Adding to 4342443142 its reverse (2413442434), we get a palindrome (6755885576).

The spelling of 4342443142 in words is "four billion, three hundred forty-two million, four hundred forty-three thousand, one hundred forty-two".