109435593 has 4 divisors (see below), whose sum is σ = 145914128. Its totient is φ = 72957060.

The previous prime is 109435577. The next prime is 109435597. The reversal of 109435593 is 395534901.

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, and also an emirpimes, since its reverse is a distinct semiprime: 395534901 = 3 ⋅131844967.

It is not a de Polignac number, because 109435593 - 2⁴ = 109435577 is a prime.

It is a super-2 number, since 2×109435593² = 23952298030523298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109435597) 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, 18239263 + ... + 18239268.

It is an arithmetic number, because the mean of its divisors is an integer number (36478532).

Almost surely, 2^109435593 is an apocalyptic number.

It is an amenable number.

109435593 is a deficient number, since it is larger than the sum of its proper divisors (36478535).

109435593 is an equidigital number, since it uses as much as digits as its factorization.

109435593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36478534.

The product of its (nonzero) digits is 72900, while the sum is 39.

The square root of 109435593 is about 10461.1468300564. The cubic root of 109435593 is about 478.3210919531.

The spelling of 109435593 in words is "one hundred nine million, four hundred thirty-five thousand, five hundred ninety-three".