1144866328 has 16 divisors (see below), whose sum is σ = 2156084280. Its totient is φ = 569910528.

The previous prime is 1144866313. The next prime is 1144866353. The reversal of 1144866328 is 8236684411.

It is a congruent number.

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, 313401 + ... + 317032.

Almost surely, 2^1144866328 is an apocalyptic number.

It is an amenable number.

1144866328 is a deficient number, since it is larger than the sum of its proper divisors (1011217952).

1144866328 is a wasteful number, since it uses less digits than its factorization.

1144866328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630666 (or 630662 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 1144866328 is about 33835.8733890526. The cubic root of 1144866328 is about 1046.1282436807.

The spelling of 1144866328 in words is "one billion, one hundred forty-four million, eight hundred sixty-six thousand, three hundred twenty-eight".