11054121444 has 18 divisors (see below), whose sum is σ = 27942362630. Its totient is φ = 3684707136.

The previous prime is 11054121427. The next prime is 11054121493. The reversal of 11054121444 is 44412145011.

It is a happy number.

11054121444 is a `hidden beast` number, since 1 + 105 + 412 + 144 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7506489600 + 3547631844 = 86640^2 + 59562^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153529429 + ... + 153529500.

Almost surely, 2^11054121444 is an apocalyptic number.

It is an amenable number.

11054121444 is an abundant number, since it is smaller than the sum of its proper divisors (16888241186).

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

11054121444 is a wasteful number, since it uses less digits than its factorization.

11054121444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307058939 (or 307058934 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

Adding to 11054121444 its reverse (44412145011), we get a palindrome (55466266455).

The spelling of 11054121444 in words is "eleven billion, fifty-four million, one hundred twenty-one thousand, four hundred forty-four".