1244133424 has 20 divisors (see below), whose sum is σ = 2412901120. Its totient is φ = 621449280.

The previous prime is 1244133367. The next prime is 1244133481. The reversal of 1244133424 is 4243314421.

It is an interprime number because it is at equal distance from previous prime (1244133367) and next prime (1244133481).

It is a junction number, because it is equal to n+sod(n) for n = 1244133392 and 1244133401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21744 + ... + 54415.

It is an arithmetic number, because the mean of its divisors is an integer number (120645056).

Almost surely, 2^1244133424 is an apocalyptic number.

It is an amenable number.

1244133424 is a deficient number, since it is larger than the sum of its proper divisors (1168767696).

1244133424 is a wasteful number, since it uses less digits than its factorization.

1244133424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77188 (or 77182 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 1244133424 is about 35272.2755716157. The cubic root of 1244133424 is about 1075.5294810808.

Adding to 1244133424 its reverse (4243314421), we get a palindrome (5487447845).

The spelling of 1244133424 in words is "one billion, two hundred forty-four million, one hundred thirty-three thousand, four hundred twenty-four".