2442415121 has 4 divisors (see below), whose sum is σ = 2445022692. Its totient is φ = 2439807552.

The previous prime is 2442415117. The next prime is 2442415127. The reversal of 2442415121 is 1215142442.

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 531763600 + 1910651521 = 23060^2 + 43711^2 .

It is a cyclic number.

It is not a de Polignac number, because 2442415121 - 2² = 2442415117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2442415127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1302380 + ... + 1304253.

It is an arithmetic number, because the mean of its divisors is an integer number (611255673).

Almost surely, 2^2442415121 is an apocalyptic number.

It is an amenable number.

2442415121 is a deficient number, since it is larger than the sum of its proper divisors (2607571).

2442415121 is an equidigital number, since it uses as much as digits as its factorization.

2442415121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2607570.

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

The square root of 2442415121 is about 49420.7964423885. The cubic root of 2442415121 is about 1346.7071317109.

Adding to 2442415121 its reverse (1215142442), we get a palindrome (3657557563).

The spelling of 2442415121 in words is "two billion, four hundred forty-two million, four hundred fifteen thousand, one hundred twenty-one".