1106243111 has 4 divisors (see below), whose sum is σ = 1109002224. Its totient is φ = 1103484000.

The previous prime is 1106243101. The next prime is 1106243129. The reversal of 1106243111 is 1113426011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1106243111 - 2¹⁰ = 1106242087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106243101) 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 3 ways as a sum of consecutive naturals, for example, 1378955 + ... + 1379756.

It is an arithmetic number, because the mean of its divisors is an integer number (277250556).

Almost surely, 2^1106243111 is an apocalyptic number.

1106243111 is a deficient number, since it is larger than the sum of its proper divisors (2759113).

1106243111 is an equidigital number, since it uses as much as digits as its factorization.

1106243111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2759112.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1106243111 is about 33260.2331771742. The cubic root of 1106243111 is about 1034.2293534381.

Adding to 1106243111 its reverse (1113426011), we get a palindrome (2219669122).

The spelling of 1106243111 in words is "one billion, one hundred six million, two hundred forty-three thousand, one hundred eleven".