1244133041 has 4 divisors (see below), whose sum is σ = 1244311152. Its totient is φ = 1243954932.

The previous prime is 1244133019. The next prime is 1244133113. The reversal of 1244133041 is 1403314421.

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 1244133041 - 2²² = 1239938737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1244132998 and 1244133016.

It is not an unprimeable number, because it can be changed into a prime (1244133841) 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, 78131 + ... + 92696.

It is an arithmetic number, because the mean of its divisors is an integer number (311077788).

Almost surely, 2^1244133041 is an apocalyptic number.

It is an amenable number.

1244133041 is a deficient number, since it is larger than the sum of its proper divisors (178111).

1244133041 is an equidigital number, since it uses as much as digits as its factorization.

1244133041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178110.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1244133041 is about 35272.2701424221. The cubic root of 1244133041 is about 1075.5293707154.

Adding to 1244133041 its reverse (1403314421), we get a palindrome (2647447462).

The spelling of 1244133041 in words is "one billion, two hundred forty-four million, one hundred thirty-three thousand, forty-one".