2244415121 has 4 divisors (see below), whose sum is σ = 2417062452. Its totient is φ = 2071767792.

The previous prime is 2244415099. The next prime is 2244415127. The reversal of 2244415121 is 1215144422.

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 1469572225 + 774842896 = 38335^2 + 27836^2 .

It is a cyclic number.

It is not a de Polignac number, because 2244415121 - 2¹⁰ = 2244414097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2244415127) 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, 86323646 + ... + 86323671.

It is an arithmetic number, because the mean of its divisors is an integer number (604265613).

Almost surely, 2^2244415121 is an apocalyptic number.

It is an amenable number.

2244415121 is a deficient number, since it is larger than the sum of its proper divisors (172647331).

2244415121 is a wasteful number, since it uses less digits than its factorization.

2244415121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172647330.

The product of its digits is 2560, while the sum is 26.

The square root of 2244415121 is about 47375.2585322761. The cubic root of 2244415121 is about 1309.2856118889.

Adding to 2244415121 its reverse (1215144422), we get a palindrome (3459559543).

The spelling of 2244415121 in words is "two billion, two hundred forty-four million, four hundred fifteen thousand, one hundred twenty-one".