1120045254342 has 128 divisors (see below), whose sum is σ = 2695887028224. Its totient is φ = 303305827968.

The previous prime is 1120045254329. The next prime is 1120045254343. The reversal of 1120045254342 is 2434525400211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120045254343) by changing a digit.

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, 55649893 + ... + 55670015.

It is an arithmetic number, because the mean of its divisors is an integer number (21061617408).

Almost surely, 2^{1120045254342} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1120045254342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1347943514112).

1120045254342 is an abundant number, since it is smaller than the sum of its proper divisors (1575841773882).

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

1120045254342 is a wasteful number, since it uses less digits than its factorization.

1120045254342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20682.

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 1120045254342 in words is "one trillion, one hundred twenty billion, forty-five million, two hundred fifty-four thousand, three hundred forty-two".