1224042441 has 4 divisors (see below), whose sum is σ = 1632056592. Its totient is φ = 816028292.

The previous prime is 1224042437. The next prime is 1224042499. The reversal of 1224042441 is 1442404221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1224042441 - 2² = 1224042437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1224042431) 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 3 ways as a sum of consecutive naturals, for example, 204007071 + ... + 204007076.

It is an arithmetic number, because the mean of its divisors is an integer number (408014148).

Almost surely, 2^1224042441 is an apocalyptic number.

It is an amenable number.

1224042441 is a deficient number, since it is larger than the sum of its proper divisors (408014151).

1224042441 is an equidigital number, since it uses as much as digits as its factorization.

1224042441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408014150.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 1224042441 is about 34986.3179114350. The cubic root of 1224042441 is about 1069.7086116612.

Adding to 1224042441 its reverse (1442404221), we get a palindrome (2666446662).

The spelling of 1224042441 in words is "one billion, two hundred twenty-four million, forty-two thousand, four hundred forty-one".