1106605089 has 12 divisors (see below), whose sum is σ = 1692455076. Its totient is φ = 694340352.

The previous prime is 1106605079. The next prime is 1106605103. The reversal of 1106605089 is 9805066011.

It can be written as a sum of positive squares in 2 ways, for example, as 622253025 + 484352064 = 24945^2 + 22008^2 .

It is not a de Polignac number, because 1106605089 - 2⁸ = 1106604833 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1106605039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3616204 + ... + 3616509.

It is an arithmetic number, because the mean of its divisors is an integer number (141037923).

Almost surely, 2^1106605089 is an apocalyptic number.

It is an amenable number.

1106605089 is a deficient number, since it is larger than the sum of its proper divisors (585849987).

1106605089 is a wasteful number, since it uses less digits than its factorization.

1106605089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7232736 (or 7232733 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 1106605089 is about 33265.6743355670. The cubic root of 1106605089 is about 1034.3421458384.

The spelling of 1106605089 in words is "one billion, one hundred six million, six hundred five thousand, eighty-nine".