11054443005 has 128 divisors (see below), whose sum is σ = 20596930560. Its totient is φ = 5691658752.

The previous prime is 11054443003. The next prime is 11054443007. The reversal of 11054443005 is 50034445011.

It is a happy number.

11054443005 is a `hidden beast` number, since 110 + 544 + 4 + 3 + 0 + 0 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (11054443003) and next prime (11054443007).

It is not a de Polignac number, because 11054443005 - 2¹ = 11054443003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 11054443005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11054443003) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 70410387 + ... + 70410543.

It is an arithmetic number, because the mean of its divisors is an integer number (160913520).

Almost surely, 2^11054443005 is an apocalyptic number.

11054443005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11054443005 is a deficient number, since it is larger than the sum of its proper divisors (9542487555).

11054443005 is an equidigital number, since it uses as much as digits as its factorization.

11054443005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 11054443005 its reverse (50034445011), we get a palindrome (61088888016).

The spelling of 11054443005 in words is "eleven billion, fifty-four million, four hundred forty-three thousand, five".