4123842142 has 16 divisors (see below), whose sum is σ = 7078607712. Its totient is φ = 1765069920.

The previous prime is 4123842113. The next prime is 4123842143. The reversal of 4123842142 is 2412483214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4123842143) 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, 179709 + ... + 201352.

It is an arithmetic number, because the mean of its divisors is an integer number (442412982).

Almost surely, 2^4123842142 is an apocalyptic number.

4123842142 is a deficient number, since it is larger than the sum of its proper divisors (2954765570).

4123842142 is a wasteful number, since it uses less digits than its factorization.

4123842142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381843.

The product of its digits is 12288, while the sum is 31.

The square root of 4123842142 is about 64217.1483483968. The cubic root of 4123842142 is about 1603.6170956313.

The spelling of 4123842142 in words is "four billion, one hundred twenty-three million, eight hundred forty-two thousand, one hundred forty-two".