109112593 has 8 divisors (see below), whose sum is σ = 112273128. Its totient is φ = 105963264.

The previous prime is 109112567. The next prime is 109112639. The reversal of 109112593 is 395211901.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 51093904 + 58018689 = 7148^2 + 7617^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-109112593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109112503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19455 + ... + 24427.

It is an arithmetic number, because the mean of its divisors is an integer number (14034141).

Almost surely, 2^109112593 is an apocalyptic number.

It is an amenable number.

109112593 is a deficient number, since it is larger than the sum of its proper divisors (3160535).

109112593 is an equidigital number, since it uses as much as digits as its factorization.

109112593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5603.

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 109112593 is about 10445.6973438828. The cubic root of 109112593 is about 477.8500387409.

The spelling of 109112593 in words is "one hundred nine million, one hundred twelve thousand, five hundred ninety-three".