4061021142 has 16 divisors (see below), whose sum is σ = 8384044032. Its totient is φ = 1310006760.

The previous prime is 4061021131. The next prime is 4061021191. The reversal of 4061021142 is 2411201604.

It is a happy number.

4061021142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10916538 + ... + 10916909.

It is an arithmetic number, because the mean of its divisors is an integer number (524002752).

Almost surely, 2^4061021142 is an apocalyptic number.

4061021142 is an abundant number, since it is smaller than the sum of its proper divisors (4323022890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4061021142 is a wasteful number, since it uses less digits than its factorization.

4061021142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21833483.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 4061021142 is about 63726.1417473238. The cubic root of 4061021142 is about 1595.4324344462.

Adding to 4061021142 its reverse (2411201604), we get a palindrome (6472222746).

The spelling of 4061021142 in words is "four billion, sixty-one million, twenty-one thousand, one hundred forty-two".