109453399 has 4 divisors (see below), whose sum is σ = 119403720. Its totient is φ = 99503080.

The previous prime is 109453367. The next prime is 109453417. The reversal of 109453399 is 993354901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 109453399 - 2⁵ = 109453367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109453199) 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 3 ways as a sum of consecutive naturals, for example, 4975144 + ... + 4975165.

It is an arithmetic number, because the mean of its divisors is an integer number (29850930).

Almost surely, 2^109453399 is an apocalyptic number.

109453399 is a deficient number, since it is larger than the sum of its proper divisors (9950321).

109453399 is an equidigital number, since it uses as much as digits as its factorization.

109453399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9950320.

The product of its (nonzero) digits is 131220, while the sum is 43.

The square root of 109453399 is about 10461.9978493594. The cubic root of 109453399 is about 478.3470327013.

The spelling of 109453399 in words is "one hundred nine million, four hundred fifty-three thousand, three hundred ninety-nine".