4244360121 has 8 divisors (see below), whose sum is σ = 6287940960. Its totient is φ = 2829573396.

The previous prime is 4244360093. The next prime is 4244360123. The reversal of 4244360121 is 1210634424.

It is a happy number.

4244360121 is a `hidden beast` number, since 42 + 443 + 60 + 121 = 666.

It is not a de Polignac number, because 4244360121 - 2¹³ = 4244351929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 157198523 = 4244360121 / (4 + 2 + 4 + 4 + 3 + 6 + 0 + 1 + 2 + 1).

It is not an unprimeable number, because it can be changed into a prime (4244360123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78599235 + ... + 78599288.

It is an arithmetic number, because the mean of its divisors is an integer number (785992620).

Almost surely, 2^4244360121 is an apocalyptic number.

It is an amenable number.

4244360121 is a deficient number, since it is larger than the sum of its proper divisors (2043580839).

4244360121 is a wasteful number, since it uses less digits than its factorization.

4244360121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157198532 (or 157198526 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 4244360121 is about 65148.7537946813. The cubic root of 4244360121 is about 1619.0890729291.

Adding to 4244360121 its reverse (1210634424), we get a palindrome (5454994545).

The spelling of 4244360121 in words is "four billion, two hundred forty-four million, three hundred sixty thousand, one hundred twenty-one".