1112145105545 has 8 divisors (see below), whose sum is σ = 1338210570624. Its totient is φ = 887291788464.

The previous prime is 1112145105517. The next prime is 1112145105553. The reversal of 1112145105545 is 5455015412111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112145105545 - 2⁶ = 1112145105481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303034979 + ... + 303038648.

It is an arithmetic number, because the mean of its divisors is an integer number (167276321328).

Almost surely, 2^{1112145105545} is an apocalyptic number.

It is an amenable number.

1112145105545 is a deficient number, since it is larger than the sum of its proper divisors (226065465079).

1112145105545 is an equidigital number, since it uses as much as digits as its factorization.

1112145105545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606073999.

The product of its (nonzero) digits is 20000, while the sum is 35.

The spelling of 1112145105545 in words is "one trillion, one hundred twelve billion, one hundred forty-five million, one hundred five thousand, five hundred forty-five".