1105660666 has 32 divisors (see below), whose sum is σ = 1871045568. Its totient is φ = 485696640.

The previous prime is 1105660657. The next prime is 1105660667. The reversal of 1105660666 is 6660665011.

It is not an unprimeable number, because it can be changed into a prime (1105660667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71046 + ... + 85198.

It is an arithmetic number, because the mean of its divisors is an integer number (58470174).

Almost surely, 2^1105660666 is an apocalyptic number.

1105660666 is a deficient number, since it is larger than the sum of its proper divisors (765384902).

1105660666 is a wasteful number, since it uses less digits than its factorization.

1105660666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14286.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 1105660666 is about 33251.4761476840. The cubic root of 1105660666 is about 1034.0478118281.

The spelling of 1105660666 in words is "one billion, one hundred five million, six hundred sixty thousand, six hundred sixty-six".