1110343543542 has 128 divisors (see below), whose sum is σ = 2593437091200. Its totient is φ = 356050598400.

The previous prime is 1110343543493. The next prime is 1110343543601. The reversal of 1110343543542 is 2453453430111.

1110343543542 is a `hidden beast` number, since 1 + 1 + 10 + 34 + 35 + 43 + 542 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1110343543497 and 1110343543506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35120542 + ... + 35152142.

It is an arithmetic number, because the mean of its divisors is an integer number (20261227275).

Almost surely, 2^{1110343543542} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1110343543542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1296718545600).

1110343543542 is an abundant number, since it is smaller than the sum of its proper divisors (1483093547658).

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

1110343543542 is an equidigital number, since it uses as much as digits as its factorization.

1110343543542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31930 (or 31912 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 1110343543542 its reverse (2453453430111), we get a palindrome (3563796973653).

The spelling of 1110343543542 in words is "one trillion, one hundred ten billion, three hundred forty-three million, five hundred forty-three thousand, five hundred forty-two".