1110553455321 has 18 divisors (see below), whose sum is σ = 1693004395290. Its totient is φ = 701402180256.

The previous prime is 1110553455299. The next prime is 1110553455437. The reversal of 1110553455321 is 1235543550111.

1110553455321 is a `hidden beast` number, since 1 + 1 + 1 + 0 + 55 + 34 + 553 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 607759008921 + 502794446400 = 779589^2 + 709080^2 .

It is not a de Polignac number, because 1110553455321 - 2¹⁵ = 1110553422553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1110553454321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 170903716 + ... + 170910213.

Almost surely, 2^{1110553455321} is an apocalyptic number.

It is an amenable number.

1110553455321 is a deficient number, since it is larger than the sum of its proper divisors (582450939969).

1110553455321 is a wasteful number, since it uses less digits than its factorization.

1110553455321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341813973 (or 341813951 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The spelling of 1110553455321 in words is "one trillion, one hundred ten billion, five hundred fifty-three million, four hundred fifty-five thousand, three hundred twenty-one".