2144513516 has 12 divisors (see below), whose sum is σ = 3762700032. Its totient is φ = 1069456368.

The previous prime is 2144513419. The next prime is 2144513519. The reversal of 2144513516 is 6153154412.

It is not an unprimeable number, because it can be changed into a prime (2144513519) 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, 698375 + ... + 701438.

It is an arithmetic number, because the mean of its divisors is an integer number (313558336).

Almost surely, 2^2144513516 is an apocalyptic number.

It is an amenable number.

2144513516 is a deficient number, since it is larger than the sum of its proper divisors (1618186516).

2144513516 is a wasteful number, since it uses less digits than its factorization.

2144513516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400200 (or 1400198 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 2144513516 is about 46308.8924073984. The cubic root of 2144513516 is about 1289.5640848301.

Adding to 2144513516 its reverse (6153154412), we get a palindrome (8297667928).

The spelling of 2144513516 in words is "two billion, one hundred forty-four million, five hundred thirteen thousand, five hundred sixteen".