1108601111 has 8 divisors (see below), whose sum is σ = 1115468160. Its totient is φ = 1101754368.

The previous prime is 1108601107. The next prime is 1108601147. The reversal of 1108601111 is 1111068011.

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 1108601111 - 2² = 1108601107 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 (1108601101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112730 + ... + 122168.

It is an arithmetic number, because the mean of its divisors is an integer number (139433520).

Almost surely, 2^1108601111 is an apocalyptic number.

1108601111 is a deficient number, since it is larger than the sum of its proper divisors (6867049).

1108601111 is an equidigital number, since it uses as much as digits as its factorization.

1108601111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10153.

The product of its (nonzero) digits is 48, while the sum is 20.

The square root of 1108601111 is about 33295.6620447769. The cubic root of 1108601111 is about 1034.9636652433.

Adding to 1108601111 its reverse (1111068011), we get a palindrome (2219669122).

The spelling of 1108601111 in words is "one billion, one hundred eight million, six hundred one thousand, one hundred eleven".