1106511423445 has 4 divisors (see below), whose sum is σ = 1327813708140. Its totient is φ = 885209138752.

The previous prime is 1106511423427. The next prime is 1106511423461. The reversal of 1106511423445 is 5443241156011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 606912670116 + 499598753329 = 779046^2 + 706823^2 .

It is a cyclic number.

It is not a de Polignac number, because 1106511423445 - 2²³ = 1106503034837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110651142340 + ... + 110651142349.

It is an arithmetic number, because the mean of its divisors is an integer number (331953427035).

Almost surely, 2^{1106511423445} is an apocalyptic number.

It is an amenable number.

1106511423445 is a deficient number, since it is larger than the sum of its proper divisors (221302284695).

1106511423445 is an equidigital number, since it uses as much as digits as its factorization.

1106511423445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221302284694.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 1106511423445 its reverse (5443241156011), we get a palindrome (6549752579456).

The spelling of 1106511423445 in words is "one trillion, one hundred six billion, five hundred eleven million, four hundred twenty-three thousand, four hundred forty-five".