109416859 has 4 divisors (see below), whose sum is σ = 111210640. Its totient is φ = 107623080.

The previous prime is 109416851. The next prime is 109416863. The reversal of 109416859 is 958614901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 958614901 = 131 ⋅7317671.

It is a cyclic number.

It is not a de Polignac number, because 109416859 - 2³ = 109416851 is a prime.

It is a super-3 number, since 3×109416859³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109416851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896799 + ... + 896920.

It is an arithmetic number, because the mean of its divisors is an integer number (27802660).

Almost surely, 2^109416859 is an apocalyptic number.

109416859 is a deficient number, since it is larger than the sum of its proper divisors (1793781).

109416859 is an equidigital number, since it uses as much as digits as its factorization.

109416859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793780.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 109416859 is about 10460.2513832125. The cubic root of 109416859 is about 478.2937962063.

The spelling of 109416859 in words is "one hundred nine million, four hundred sixteen thousand, eight hundred fifty-nine".