4030040143 has 4 divisors (see below), whose sum is σ = 4035364600. Its totient is φ = 4024715688.

The previous prime is 4030040099. The next prime is 4030040149. The reversal of 4030040143 is 3410400304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4030040143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4030040143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4030040149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2661093 + ... + 2662606.

It is an arithmetic number, because the mean of its divisors is an integer number (1008841150).

Almost surely, 2^4030040143 is an apocalyptic number.

4030040143 is a deficient number, since it is larger than the sum of its proper divisors (5324457).

4030040143 is an equidigital number, since it uses as much as digits as its factorization.

4030040143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5324456.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 4030040143 is about 63482.5971664676. The cubic root of 4030040143 is about 1591.3649583240.

Adding to 4030040143 its reverse (3410400304), we get a palindrome (7440440447).

The spelling of 4030040143 in words is "four billion, thirty million, forty thousand, one hundred forty-three".