1106189439 has 16 divisors (see below), whose sum is σ = 1629580032. Its totient is φ = 663901568.

The previous prime is 1106189437. The next prime is 1106189479. The reversal of 1106189439 is 9349816011.

It is a cyclic number.

It is not a de Polignac number, because 1106189439 - 2¹ = 1106189437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1106189439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106189437) 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, 470349 + ... + 472694.

It is an arithmetic number, because the mean of its divisors is an integer number (101848752).

Almost surely, 2^1106189439 is an apocalyptic number.

1106189439 is a deficient number, since it is larger than the sum of its proper divisors (523390593).

1106189439 is a wasteful number, since it uses less digits than its factorization.

1106189439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943086.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 1106189439 is about 33259.4263179629. The cubic root of 1106189439 is about 1034.2126271402.

The spelling of 1106189439 in words is "one billion, one hundred six million, one hundred eighty-nine thousand, four hundred thirty-nine".