1054053544221 has 24 divisors (see below), whose sum is σ = 1536853331520. Its totient is φ = 696088679616.

The previous prime is 1054053544211. The next prime is 1054053544249. The reversal of 1054053544221 is 1224453504501.

1054053544221 is a `hidden beast` number, since 1 + 0 + 5 + 40 + 53 + 544 + 2 + 21 = 666.

It is not a de Polignac number, because 1054053544221 - 2¹⁰ = 1054053543197 is a prime.

It is a super-2 number, since 2×1054053544221² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054053544211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20334825 + ... + 20386593.

It is an arithmetic number, because the mean of its divisors is an integer number (64035555480).

Almost surely, 2^{1054053544221} is an apocalyptic number.

It is an amenable number.

1054053544221 is a deficient number, since it is larger than the sum of its proper divisors (482799787299).

1054053544221 is a wasteful number, since it uses less digits than its factorization.

1054053544221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73025 (or 73022 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 1054053544221 in words is "one trillion, fifty-four billion, fifty-three million, five hundred forty-four thousand, two hundred twenty-one".