116020505 has 8 divisors (see below), whose sum is σ = 140241672. Its totient is φ = 92138368.

The previous prime is 116020501. The next prime is 116020511. The reversal of 116020505 is 505020611.

It can be written as a sum of positive squares in 4 ways, for example, as 6692569 + 109327936 = 2587^2 + 10456^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116020505 - 2² = 116020501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116020501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84002 + ... + 85371.

It is an arithmetic number, because the mean of its divisors is an integer number (17530209).

Almost surely, 2^116020505 is an apocalyptic number.

It is an amenable number.

116020505 is a deficient number, since it is larger than the sum of its proper divisors (24221167).

116020505 is a wasteful number, since it uses less digits than its factorization.

116020505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169515.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 116020505 is about 10771.2814929330. The cubic root of 116020505 is about 487.7286308694.

The spelling of 116020505 in words is "one hundred sixteen million, twenty thousand, five hundred five".