2141544505 has 16 divisors (see below), whose sum is σ = 2597031360. Its totient is φ = 1695200832.

The previous prime is 2141544499. The next prime is 2141544521. The reversal of 2141544505 is 5054451412.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2141544505 - 2¹¹ = 2141542457 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208347 + ... + 218383.

It is an arithmetic number, because the mean of its divisors is an integer number (162314460).

Almost surely, 2^2141544505 is an apocalyptic number.

It is an amenable number.

2141544505 is a deficient number, since it is larger than the sum of its proper divisors (455486855).

2141544505 is a wasteful number, since it uses less digits than its factorization.

2141544505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10488.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 2141544505 is about 46276.8247074062. The cubic root of 2141544505 is about 1288.9686897746.

Adding to 2141544505 its reverse (5054451412), we get a palindrome (7195995917).

The spelling of 2141544505 in words is "two billion, one hundred forty-one million, five hundred forty-four thousand, five hundred five".