1144003212 has 54 divisors (see below), whose sum is σ = 3178586684. Its totient is φ = 346666320.

The previous prime is 1144003207. The next prime is 1144003229. The reversal of 1144003212 is 2123004411.

1144003212 is a `hidden beast` number, since 11 + 440 + 0 + 3 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 126958 + ... + 135669.

Almost surely, 2^1144003212 is an apocalyptic number.

1144003212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1144003212 is an abundant number, since it is smaller than the sum of its proper divisors (2034583472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144003212 is a wasteful number, since it uses less digits than its factorization.

1144003212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262659 (or 262643 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1144003212 is about 33823.1165329276. The cubic root of 1144003212 is about 1045.8652851720.

Adding to 1144003212 its reverse (2123004411), we get a palindrome (3267007623).

The spelling of 1144003212 in words is "one billion, one hundred forty-four million, three thousand, two hundred twelve".