2124040441 has 4 divisors (see below), whose sum is σ = 2124530532. Its totient is φ = 2123550352.

The previous prime is 2124040439. The next prime is 2124040481. The reversal of 2124040441 is 1440404212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1183084816 + 940955625 = 34396^2 + 30675^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124040441 - 2¹ = 2124040439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2124040411) 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, 238486 + ... + 247231.

It is an arithmetic number, because the mean of its divisors is an integer number (531132633).

Almost surely, 2^2124040441 is an apocalyptic number.

It is an amenable number.

2124040441 is a deficient number, since it is larger than the sum of its proper divisors (490091).

2124040441 is an equidigital number, since it uses as much as digits as its factorization.

2124040441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490090.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 2124040441 is about 46087.3132326023. The cubic root of 2124040441 is about 1285.4472527518.

Adding to 2124040441 its reverse (1440404212), we get a palindrome (3564444653).

The spelling of 2124040441 in words is "two billion, one hundred twenty-four million, forty thousand, four hundred forty-one".