11043132400 has 60 divisors (see below), whose sum is σ = 26578792152. Its totient is φ = 4409317120.

The previous prime is 11043132299. The next prime is 11043132403. The reversal of 11043132400 is 423134011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11043132403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200682 + ... + 249718.

Almost surely, 2^11043132400 is an apocalyptic number.

11043132400 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 11043132400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13289396076).

11043132400 is an abundant number, since it is smaller than the sum of its proper divisors (15535659752).

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

11043132400 is a wasteful number, since it uses less digits than its factorization.

11043132400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49618 (or 49607 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11043132400 its reverse (423134011), we get a palindrome (11466266411).

The spelling of 11043132400 in words is "eleven billion, forty-three million, one hundred thirty-two thousand, four hundred".