2144052004 has 6 divisors (see below), whose sum is σ = 3752091014. Its totient is φ = 1072026000.

The previous prime is 2144051957. The next prime is 2144052011. The reversal of 2144052004 is 4002504412.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1860196900 + 283855104 = 43130^2 + 16848^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268006497 + ... + 268006504.

Almost surely, 2^2144052004 is an apocalyptic number.

It is an amenable number.

2144052004 is a deficient number, since it is larger than the sum of its proper divisors (1608039010).

2144052004 is a wasteful number, since it uses less digits than its factorization.

2144052004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536013005 (or 536013003 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 2144052004 is about 46303.9091654258. The cubic root of 2144052004 is about 1289.4715709191.

Adding to 2144052004 its reverse (4002504412), we get a palindrome (6146556416).

The spelling of 2144052004 in words is "two billion, one hundred forty-four million, fifty-two thousand, four".