4012003143 has 48 divisors (see below), whose sum is σ = 6208151040. Its totient is φ = 2587692096.

The previous prime is 4012003141. The next prime is 4012003147. The reversal of 4012003143 is 3413002104.

It is not a de Polignac number, because 4012003143 - 2¹ = 4012003141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012003141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1014496 + ... + 1018442.

It is an arithmetic number, because the mean of its divisors is an integer number (129336480).

Almost surely, 2^4012003143 is an apocalyptic number.

4012003143 is a deficient number, since it is larger than the sum of its proper divisors (2196147897).

4012003143 is an equidigital number, since it uses as much as digits as its factorization.

4012003143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4098 (or 4086 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4012003143 is about 63340.3752988566. The cubic root of 4012003143 is about 1588.9872831967.

Adding to 4012003143 its reverse (3413002104), we get a palindrome (7425005247).

The spelling of 4012003143 in words is "four billion, twelve million, three thousand, one hundred forty-three".