4040143412 has 12 divisors (see below), whose sum is σ = 7074038916. Its totient is φ = 2018989440.

The previous prime is 4040143409. The next prime is 4040143421. The reversal of 4040143412 is 2143410404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1964794276 + 2075349136 = 44326^2 + 45556^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262139 + ... + 277122.

It is an arithmetic number, because the mean of its divisors is an integer number (589503243).

Almost surely, 2^4040143412 is an apocalyptic number.

It is an amenable number.

4040143412 is a deficient number, since it is larger than the sum of its proper divisors (3033895504).

4040143412 is a wasteful number, since it uses less digits than its factorization.

4040143412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541138 (or 541136 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4040143412 is about 63562.1224629889. The cubic root of 4040143412 is about 1592.6936937360.

Adding to 4040143412 its reverse (2143410404), we get a palindrome (6183553816).

The spelling of 4040143412 in words is "four billion, forty million, one hundred forty-three thousand, four hundred twelve".