1109044679 has 2 divisors, whose sum is σ = 1109044680. Its totient is φ = 1109044678.

The previous prime is 1109044669. The next prime is 1109044723. The reversal of 1109044679 is 9764409011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1109044679 - 2¹⁶ = 1108979143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1109044609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554522339 + 554522340.

It is an arithmetic number, because the mean of its divisors is an integer number (554522340).

Almost surely, 2^1109044679 is an apocalyptic number.

1109044679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109044679 is an equidigital number, since it uses as much as digits as its factorization.

1109044679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 1109044679 is about 33302.3224265215. The cubic root of 1109044679 is about 1035.1016816871.

The spelling of 1109044679 in words is "one billion, one hundred nine million, forty-four thousand, six hundred seventy-nine".