1244134223 has 8 divisors (see below), whose sum is σ = 1265115456. Its totient is φ = 1223172000.

The previous prime is 1244134187. The next prime is 1244134277. The reversal of 1244134223 is 3224314421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1244134223 - 2¹⁸ = 1243872079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1244134192 and 1244134201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244134123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200873 + ... + 206973.

It is an arithmetic number, because the mean of its divisors is an integer number (158139432).

Almost surely, 2^1244134223 is an apocalyptic number.

1244134223 is a deficient number, since it is larger than the sum of its proper divisors (20981233).

1244134223 is an equidigital number, since it uses as much as digits as its factorization.

1244134223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9505.

The product of its digits is 4608, while the sum is 26.

The square root of 1244134223 is about 35272.2868977899. The cubic root of 1244134223 is about 1075.5297113208.

Adding to 1244134223 its reverse (3224314421), we get a palindrome (4468448644).

It can be divided in two parts, 12441 and 34223, that added together give a palindrome (46664).

The spelling of 1244134223 in words is "one billion, two hundred forty-four million, one hundred thirty-four thousand, two hundred twenty-three".