1106633661 has 16 divisors (see below), whose sum is σ = 1759617024. Its totient is φ = 604867824.

The previous prime is 1106633639. The next prime is 1106633699. The reversal of 1106633661 is 1663366011.

It is not a de Polignac number, because 1106633661 - 2¹⁷ = 1106502589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106633621) 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 15 ways as a sum of consecutive naturals, for example, 1145101 + ... + 1146066.

It is an arithmetic number, because the mean of its divisors is an integer number (109976064).

Almost surely, 2^1106633661 is an apocalyptic number.

It is an amenable number.

1106633661 is a deficient number, since it is larger than the sum of its proper divisors (652983363).

1106633661 is a wasteful number, since it uses less digits than its factorization.

1106633661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291200.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 1106633661 is about 33266.1037844831. The cubic root of 1106633661 is about 1034.3510478306.

Adding to 1106633661 its reverse (1663366011), we get a palindrome (2769999672).

The spelling of 1106633661 in words is "one billion, one hundred six million, six hundred thirty-three thousand, six hundred sixty-one".