1123552443505 has 8 divisors (see below), whose sum is σ = 1348716757824. Its totient is φ = 898539404400.

The previous prime is 1123552443469. The next prime is 1123552443521. The reversal of 1123552443505 is 5053442553211.

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

It is a de Polignac number, because none of the positive numbers 2^k-1123552443505 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, 37802461 + ... + 37832170.

It is an arithmetic number, because the mean of its divisors is an integer number (168589594728).

Almost surely, 2^{1123552443505} is an apocalyptic number.

It is an amenable number.

1123552443505 is a deficient number, since it is larger than the sum of its proper divisors (225164314319).

1123552443505 is an equidigital number, since it uses as much as digits as its factorization.

1123552443505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75637607.

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 1123552443505 its reverse (5053442553211), we get a palindrome (6176994996716).

The spelling of 1123552443505 in words is "one trillion, one hundred twenty-three billion, five hundred fifty-two million, four hundred forty-three thousand, five hundred five".