1144849948 has 48 divisors (see below), whose sum is σ = 2238132960. Its totient is φ = 508032000.

The previous prime is 1144849943. The next prime is 1144849949. The reversal of 1144849948 is 8499484411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1144849895 and 1144849904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144849943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322648 + ... + 326176.

It is an arithmetic number, because the mean of its divisors is an integer number (46627770).

Almost surely, 2^1144849948 is an apocalyptic number.

It is an amenable number.

1144849948 is a deficient number, since it is larger than the sum of its proper divisors (1093283012).

1144849948 is a wasteful number, since it uses less digits than its factorization.

1144849948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3718 (or 3716 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 52.

The square root of 1144849948 is about 33835.6313373934. The cubic root of 1144849948 is about 1046.1232545503.

The spelling of 1144849948 in words is "one billion, one hundred forty-four million, eight hundred forty-nine thousand, nine hundred forty-eight".