1142441244 has 36 divisors (see below), whose sum is σ = 3300386544. Its totient is φ = 326411712.

The previous prime is 1142441231. The next prime is 1142441323. The reversal of 1142441244 is 4421442411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2266497 + ... + 2267000.

It is an arithmetic number, because the mean of its divisors is an integer number (91677404).

Almost surely, 2^1142441244 is an apocalyptic number.

1142441244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1142441244 is an abundant number, since it is smaller than the sum of its proper divisors (2157945300).

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

1142441244 is a wasteful number, since it uses less digits than its factorization.

1142441244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4533514 (or 4533509 counting only the distinct ones).

The product of its digits is 4096, while the sum is 27.

The square root of 1142441244 is about 33800.0184023619. The cubic root of 1142441244 is about 1045.3890766734.

Adding to 1142441244 its reverse (4421442411), we get a palindrome (5563883655).

The spelling of 1142441244 in words is "one billion, one hundred forty-two million, four hundred forty-one thousand, two hundred forty-four".