4140020312 has 8 divisors (see below), whose sum is σ = 7762538100. Its totient is φ = 2070010152.

The previous prime is 4140020273. The next prime is 4140020327. The reversal of 4140020312 is 2130200414.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 258751262 + ... + 258751277.

Almost surely, 2^4140020312 is an apocalyptic number.

It is an amenable number.

4140020312 is a deficient number, since it is larger than the sum of its proper divisors (3622517788).

4140020312 is a wasteful number, since it uses less digits than its factorization.

4140020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517502545 (or 517502541 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 4140020312 is about 64342.9896103686. The cubic root of 4140020312 is about 1605.7113996460.

Adding to 4140020312 its reverse (2130200414), we get a palindrome (6270220726).

The spelling of 4140020312 in words is "four billion, one hundred forty million, twenty thousand, three hundred twelve".