1144454232 has 16 divisors (see below), whose sum is σ = 2861135640. Its totient is φ = 381484736.

The previous prime is 1144454107. The next prime is 1144454287. The reversal of 1144454232 is 2324544411.

It is a self number, because there is not a number n which added to its sum of digits gives 1144454232.

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, 23842773 + ... + 23842820.

Almost surely, 2^1144454232 is an apocalyptic number.

1144454232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1144454232 is an abundant number, since it is smaller than the sum of its proper divisors (1716681408).

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

1144454232 is a wasteful number, since it uses less digits than its factorization.

1144454232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47685602 (or 47685598 counting only the distinct ones).

The product of its digits is 15360, while the sum is 30.

The square root of 1144454232 is about 33829.7832094739. The cubic root of 1144454232 is about 1046.0027102480.

Adding to 1144454232 its reverse (2324544411), we get a palindrome (3468998643).

The spelling of 1144454232 in words is "one billion, one hundred forty-four million, four hundred fifty-four thousand, two hundred thirty-two".