1244202044 has 6 divisors (see below), whose sum is σ = 2177353584. Its totient is φ = 622101020.

The previous prime is 1244202041. The next prime is 1244202053. The reversal of 1244202044 is 4402024421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244202041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155525252 + ... + 155525259.

It is an arithmetic number, because the mean of its divisors is an integer number (362892264).

Almost surely, 2^1244202044 is an apocalyptic number.

It is an amenable number.

1244202044 is a deficient number, since it is larger than the sum of its proper divisors (933151540).

1244202044 is a wasteful number, since it uses less digits than its factorization.

1244202044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311050515 (or 311050513 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 1244202044 is about 35273.2482768457. The cubic root of 1244202044 is about 1075.5492542752.

Adding to 1244202044 its reverse (4402024421), we get a palindrome (5646226465).

The spelling of 1244202044 in words is "one billion, two hundred forty-four million, two hundred two thousand, forty-four".