2144242132 has 6 divisors (see below), whose sum is σ = 3752423738. Its totient is φ = 1072121064.

The previous prime is 2144242127. The next prime is 2144242141. The reversal of 2144242132 is 2312424412.

It can be written as a sum of positive squares in only one way, i.e., 2142208656 + 2033476 = 46284^2 + 1426^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2144242097 and 2144242106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268030263 + ... + 268030270.

Almost surely, 2^2144242132 is an apocalyptic number.

It is an amenable number.

2144242132 is a deficient number, since it is larger than the sum of its proper divisors (1608181606).

2144242132 is a wasteful number, since it uses less digits than its factorization.

2144242132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536060537 (or 536060535 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 2144242132 is about 46305.9621647148. The cubic root of 2144242132 is about 1289.5096852627.

Adding to 2144242132 its reverse (2312424412), we get a palindrome (4456666544).

The spelling of 2144242132 in words is "two billion, one hundred forty-four million, two hundred forty-two thousand, one hundred thirty-two".