116709085 has 4 divisors (see below), whose sum is σ = 140050908. Its totient is φ = 93367264.

The previous prime is 116709071. The next prime is 116709113. The reversal of 116709085 is 580907611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 580907611 = 613 ⋅947647.

It can be written as a sum of positive squares in 2 ways, for example, as 67667076 + 49042009 = 8226^2 + 7003^2 .

It is a cyclic number.

It is not a de Polignac number, because 116709085 - 2⁵ = 116709053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11670904 + ... + 11670913.

It is an arithmetic number, because the mean of its divisors is an integer number (35012727).

Almost surely, 2^116709085 is an apocalyptic number.

It is an amenable number.

116709085 is a deficient number, since it is larger than the sum of its proper divisors (23341823).

116709085 is an equidigital number, since it uses as much as digits as its factorization.

116709085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23341822.

The product of its (nonzero) digits is 15120, while the sum is 37.

The square root of 116709085 is about 10803.1979061757. The cubic root of 116709085 is about 488.6916157041.

The spelling of 116709085 in words is "one hundred sixteen million, seven hundred nine thousand, eighty-five".