4012140234 has 32 divisors (see below), whose sum is σ = 8104789440. Its totient is φ = 1323983232.

The previous prime is 4012140229. The next prime is 4012140257. The reversal of 4012140234 is 4320412104.

It is a self number, because there is not a number n which added to its sum of digits gives 4012140234.

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 15 ways as a sum of consecutive naturals, for example, 1166982 + ... + 1170414.

It is an arithmetic number, because the mean of its divisors is an integer number (253274670).

Almost surely, 2^4012140234 is an apocalyptic number.

4012140234 is an abundant number, since it is smaller than the sum of its proper divisors (4092649206).

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

4012140234 is a wasteful number, since it uses less digits than its factorization.

4012140234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4012140234 is about 63341.4574666545. The cubic root of 4012140234 is about 1589.0053816683.

Adding to 4012140234 its reverse (4320412104), we get a palindrome (8332552338).

The spelling of 4012140234 in words is "four billion, twelve million, one hundred forty thousand, two hundred thirty-four".