116417809 has 4 divisors (see below), whose sum is σ = 116725360. Its totient is φ = 116110260.

The previous prime is 116417801. The next prime is 116417827. The reversal of 116417809 is 908714611.

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.

It is a cyclic number.

It is not a de Polignac number, because 116417809 - 2³ = 116417801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116417801) 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, 153207 + ... + 153964.

It is an arithmetic number, because the mean of its divisors is an integer number (29181340).

Almost surely, 2^116417809 is an apocalyptic number.

It is an amenable number.

116417809 is a deficient number, since it is larger than the sum of its proper divisors (307551).

116417809 is an equidigital number, since it uses as much as digits as its factorization.

116417809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307550.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 116417809 is about 10789.7084761360. The cubic root of 116417809 is about 488.2847272952.

The spelling of 116417809 in words is "one hundred sixteen million, four hundred seventeen thousand, eight hundred nine".