116697009 has 32 divisors (see below), whose sum is σ = 190761984. Its totient is φ = 62441280.

The previous prime is 116696999. The next prime is 116697017. The reversal of 116697009 is 900796611.

It is not a de Polignac number, because 116697009 - 2⁹ = 116696497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (116697019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3954 + ... + 15780.

It is an arithmetic number, because the mean of its divisors is an integer number (5961312).

Almost surely, 2^116697009 is an apocalyptic number.

It is an amenable number.

116697009 is a deficient number, since it is larger than the sum of its proper divisors (74064975).

116697009 is a wasteful number, since it uses less digits than its factorization.

116697009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11877.

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 116697009 is about 10802.6389831374. The cubic root of 116697009 is about 488.6747599940.

The spelling of 116697009 in words is "one hundred sixteen million, six hundred ninety-seven thousand, nine".