1224111434 has 40 divisors (see below), whose sum is σ = 2306959620. Its totient is φ = 484239168.

The previous prime is 1224111389. The next prime is 1224111439. The reversal of 1224111434 is 4341114221.

It can be written as a sum of positive squares in 2 ways, for example, as 1186595809 + 37515625 = 34447^2 + 6125^2 .

It is not an unprimeable number, because it can be changed into a prime (1224111439) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 52622 + ... + 72230.

Almost surely, 2^1224111434 is an apocalyptic number.

1224111434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1224111434 is a deficient number, since it is larger than the sum of its proper divisors (1082848186).

1224111434 is an equidigital number, since it uses as much as digits as its factorization.

1224111434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19652 (or 19631 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 1224111434 is about 34987.3038972711. The cubic root of 1224111434 is about 1069.7287092812.

Adding to 1224111434 its reverse (4341114221), we get a palindrome (5565225655).

The spelling of 1224111434 in words is "one billion, two hundred twenty-four million, one hundred eleven thousand, four hundred thirty-four".