1144841836 has 12 divisors (see below), whose sum is σ = 2090580912. Its totient is φ = 547533008.

The previous prime is 1144841809. The next prime is 1144841837. The reversal of 1144841836 is 6381484411.

It is not an unprimeable number, because it can be changed into a prime (1144841837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6221875 + ... + 6222058.

It is an arithmetic number, because the mean of its divisors is an integer number (174215076).

Almost surely, 2^1144841836 is an apocalyptic number.

It is an amenable number.

1144841836 is a deficient number, since it is larger than the sum of its proper divisors (945739076).

1144841836 is a wasteful number, since it uses less digits than its factorization.

1144841836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12443960 (or 12443958 counting only the distinct ones).

The product of its digits is 73728, while the sum is 40.

The square root of 1144841836 is about 33835.5114635497. The cubic root of 1144841836 is about 1046.1207837252.

The spelling of 1144841836 in words is "one billion, one hundred forty-four million, eight hundred forty-one thousand, eight hundred thirty-six".