2144003013 has 20 divisors (see below), whose sum is σ = 3221304108. Its totient is φ = 1421064000.

The previous prime is 2144002981. The next prime is 2144003027. The reversal of 2144003013 is 3103004412.

It can be written as a sum of positive squares in 2 ways, for example, as 935258724 + 1208744289 = 30582^2 + 34767^2 .

It is not a de Polignac number, because 2144003013 - 2⁵ = 2144002981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144003033) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 62488 + ... + 90513.

Almost surely, 2^2144003013 is an apocalyptic number.

It is an amenable number.

2144003013 is a deficient number, since it is larger than the sum of its proper divisors (1077301095).

2144003013 is a wasteful number, since it uses less digits than its factorization.

2144003013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153186 (or 153177 counting only the distinct ones).

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

The square root of 2144003013 is about 46303.3801465940. The cubic root of 2144003013 is about 1289.4617494871.

Adding to 2144003013 its reverse (3103004412), we get a palindrome (5247007425).

The spelling of 2144003013 in words is "two billion, one hundred forty-four million, three thousand, thirteen".