11043134400 has 252 divisors, whose sum is σ = 38243923512. Its totient is φ = 2789406720.

The previous prime is 11043134393. The next prime is 11043134411. The reversal of 11043134400 is 443134011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1729614 + ... + 1735986.

Almost surely, 2^11043134400 is an apocalyptic number.

11043134400 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 11043134400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19121961756).

11043134400 is an abundant number, since it is smaller than the sum of its proper divisors (27200789112).

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

11043134400 is a wasteful number, since it uses less digits than its factorization.

11043134400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6436 (or 6402 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11043134400 its reverse (443134011), we get a palindrome (11486268411).

The spelling of 11043134400 in words is "eleven billion, forty-three million, one hundred thirty-four thousand, four hundred".