1144450200 has 384 divisors, whose sum is σ = 4013582400. Its totient is φ = 268369920.

The previous prime is 1144450193. The next prime is 1144450211. The reversal of 1144450200 is 20544411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15677364 + ... + 15677436.

Almost surely, 2^1144450200 is an apocalyptic number.

1144450200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1144450200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2006791200).

1144450200 is an abundant number, since it is smaller than the sum of its proper divisors (2869132200).

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

1144450200 is a wasteful number, since it uses less digits than its factorization.

1144450200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1144450200 is about 33829.7236169615. The cubic root of 1144450200 is about 1046.0014818639.

Adding to 1144450200 its reverse (20544411), we get a palindrome (1164994611).

The spelling of 1144450200 in words is "one billion, one hundred forty-four million, four hundred fifty thousand, two hundred".