4143240142 has 4 divisors (see below), whose sum is σ = 6214860216. Its totient is φ = 2071620070.

The previous prime is 4143240133. The next prime is 4143240191. The reversal of 4143240142 is 2410423414.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1035810034 + ... + 1035810037.

It is an arithmetic number, because the mean of its divisors is an integer number (1553715054).

Almost surely, 2^4143240142 is an apocalyptic number.

4143240142 is a deficient number, since it is larger than the sum of its proper divisors (2071620074).

4143240142 is a wasteful number, since it uses less digits than its factorization.

4143240142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071620073.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4143240142 is about 64368.0055773053. The cubic root of 4143240142 is about 1606.1275633040.

Adding to 4143240142 its reverse (2410423414), we get a palindrome (6553663556).

The spelling of 4143240142 in words is "four billion, one hundred forty-three million, two hundred forty thousand, one hundred forty-two".