1144843562 has 8 divisors (see below), whose sum is σ = 1718180100. Its totient is φ = 572116864.

The previous prime is 1144843549. The next prime is 1144843573. The reversal of 1144843562 is 2653484411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1016270641 + 128572921 = 31879^2 + 11339^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147737 + ... + 155292.

Almost surely, 2^1144843562 is an apocalyptic number.

1144843562 is a deficient number, since it is larger than the sum of its proper divisors (573336538).

1144843562 is a wasteful number, since it uses less digits than its factorization.

1144843562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304920.

The product of its digits is 92160, while the sum is 38.

The square root of 1144843562 is about 33835.5369692872. The cubic root of 1144843562 is about 1046.1213094466.

The spelling of 1144843562 in words is "one billion, one hundred forty-four million, eight hundred forty-three thousand, five hundred sixty-two".