1106661729 has 8 divisors (see below), whose sum is σ = 1475792032. Its totient is φ = 737652960.

The previous prime is 1106661719. The next prime is 1106661737. The reversal of 1106661729 is 9271666011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1106661729 - 2⁵ = 1106661697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1106661719) 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, 6439 + ... + 47484.

It is an arithmetic number, because the mean of its divisors is an integer number (184474004).

Almost surely, 2^1106661729 is an apocalyptic number.

It is an amenable number.

1106661729 is a deficient number, since it is larger than the sum of its proper divisors (369130303).

1106661729 is an equidigital number, since it uses as much as digits as its factorization.

1106661729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60767.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 1106661729 is about 33266.5256526737. The cubic root of 1106661729 is about 1034.3597926455.

The spelling of 1106661729 in words is "one billion, one hundred six million, six hundred sixty-one thousand, seven hundred twenty-nine".