1144888844 has 18 divisors (see below), whose sum is σ = 2186125452. Its totient is φ = 520302000.

The previous prime is 1144888841. The next prime is 1144888853. The reversal of 1144888844 is 4488884411.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1144888792 and 1144888801.

It is not an unprimeable number, because it can be changed into a prime (1144888841) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 221894 + ... + 226994.

It is an arithmetic number, because the mean of its divisors is an integer number (121451414).

Almost surely, 2^1144888844 is an apocalyptic number.

It is an amenable number.

1144888844 is a deficient number, since it is larger than the sum of its proper divisors (1041236608).

1144888844 is an frugal number, since it uses more digits than its factorization.

1144888844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10217 (or 5114 counting only the distinct ones).

The product of its digits is 1048576, while the sum is 50.

The square root of 1144888844 is about 33836.2061112058. The cubic root of 1144888844 is about 1046.1351016776.

It can be divided in two parts, 1144 and 888844, that added together give a palindrome (889988).

The spelling of 1144888844 in words is "one billion, one hundred forty-four million, eight hundred eighty-eight thousand, eight hundred forty-four".