11054400443 has 8 divisors (see below), whose sum is σ = 11400026400. Its totient is φ = 10712393920.

The previous prime is 11054400403. The next prime is 11054400457. The reversal of 11054400443 is 34400445011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11054400443 - 2⁸ = 11054400187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11054400403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898655 + ... + 910872.

It is an arithmetic number, because the mean of its divisors is an integer number (1425003300).

Almost surely, 2^11054400443 is an apocalyptic number.

11054400443 is a deficient number, since it is larger than the sum of its proper divisors (345625957).

11054400443 is a wasteful number, since it uses less digits than its factorization.

11054400443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809717.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 11054400443 its reverse (34400445011), we get a palindrome (45454845454).

The spelling of 11054400443 in words is "eleven billion, fifty-four million, four hundred thousand, four hundred forty-three".