1109390299 has 2 divisors, whose sum is σ = 1109390300. Its totient is φ = 1109390298.

The previous prime is 1109390291. The next prime is 1109390309. The reversal of 1109390299 is 9920939011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1109390299 - 2³ = 1109390291 is a prime.

It is not a weakly prime, because it can be changed into another prime (1109390291) 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 as a sum of consecutive naturals, namely, 554695149 + 554695150.

It is an arithmetic number, because the mean of its divisors is an integer number (554695150).

Almost surely, 2^1109390299 is an apocalyptic number.

1109390299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109390299 is an equidigital number, since it uses as much as digits as its factorization.

1109390299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39366, while the sum is 43.

The square root of 1109390299 is about 33307.5111498893. The cubic root of 1109390299 is about 1035.2091960471.

The spelling of 1109390299 in words is "one billion, one hundred nine million, three hundred ninety thousand, two hundred ninety-nine".