1244321104 has 40 divisors (see below), whose sum is σ = 2625535080. Its totient is φ = 567840768.

The previous prime is 1244321093. The next prime is 1244321107. The reversal of 1244321104 is 4011234421.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 85599504 + 1158721600 = 9252^2 + 34040^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244321107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15097 + ... + 52120.

It is an arithmetic number, because the mean of its divisors is an integer number (65638377).

Almost surely, 2^1244321104 is an apocalyptic number.

It is an amenable number.

1244321104 is an abundant number, since it is smaller than the sum of its proper divisors (1381213976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1244321104 is a wasteful number, since it uses less digits than its factorization.

1244321104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67327 (or 67321 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1244321104 is about 35274.9359177306. The cubic root of 1244321104 is about 1075.5835602816.

Adding to 1244321104 its reverse (4011234421), we get a palindrome (5255555525).

The spelling of 1244321104 in words is "one billion, two hundred forty-four million, three hundred twenty-one thousand, one hundred four".