1109748093 has 4 divisors (see below), whose sum is σ = 1479664128. Its totient is φ = 739832060.

The previous prime is 1109748089. The next prime is 1109748109. The reversal of 1109748093 is 3908479011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1109748093 - 2² = 1109748089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109748053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184958013 + ... + 184958018.

It is an arithmetic number, because the mean of its divisors is an integer number (369916032).

Almost surely, 2^1109748093 is an apocalyptic number.

It is an amenable number.

1109748093 is a deficient number, since it is larger than the sum of its proper divisors (369916035).

1109748093 is an equidigital number, since it uses as much as digits as its factorization.

1109748093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369916034.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 1109748093 is about 33312.8817876809. The cubic root of 1109748093 is about 1035.3204739349.

The spelling of 1109748093 in words is "one billion, one hundred nine million, seven hundred forty-eight thousand, ninety-three".