1424444121 has 12 divisors (see below), whose sum is σ = 2059872048. Its totient is φ = 948548664.

The previous prime is 1424444111. The next prime is 1424444171. The reversal of 1424444121 is 1214444241.

It is a happy number.

1424444121 is a `hidden beast` number, since 1 + 4 + 244 + 4 + 412 + 1 = 666.

It is not a de Polignac number, because 1424444121 - 2⁶ = 1424444057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1424444111) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 81675 + ... + 97568.

It is an arithmetic number, because the mean of its divisors is an integer number (171656004).

Almost surely, 2^1424444121 is an apocalyptic number.

It is an amenable number.

1424444121 is a deficient number, since it is larger than the sum of its proper divisors (635427927).

1424444121 is a wasteful number, since it uses less digits than its factorization.

1424444121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180132 (or 180129 counting only the distinct ones).

The product of its digits is 4096, while the sum is 27.

The square root of 1424444121 is about 37741.8086609532. The cubic root of 1424444121 is about 1125.1622142388.

Adding to 1424444121 its reverse (1214444241), we get a palindrome (2638888362).

The spelling of 1424444121 in words is "one billion, four hundred twenty-four million, four hundred forty-four thousand, one hundred twenty-one".