4509106859 has 4 divisors (see below), whose sum is σ = 4526252016. Its totient is φ = 4491961704.

The previous prime is 4509106759. The next prime is 4509106883. The reversal of 4509106859 is 9586019054.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4509106859 is a prime.

It is a super-3 number, since 3×4509106859³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4509106759) 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, 8572184 + ... + 8572709.

It is an arithmetic number, because the mean of its divisors is an integer number (1131563004).

Almost surely, 2^4509106859 is an apocalyptic number.

4509106859 is a deficient number, since it is larger than the sum of its proper divisors (17145157).

4509106859 is a wasteful number, since it uses less digits than its factorization.

4509106859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17145156.

The product of its (nonzero) digits is 388800, while the sum is 47.

The square root of 4509106859 is about 67149.8835367568. The cubic root of 4509106859 is about 1652.0765845899.

The spelling of 4509106859 in words is "four billion, five hundred nine million, one hundred six thousand, eight hundred fifty-nine".