116010661 has 4 divisors (see below), whose sum is σ = 124934572. Its totient is φ = 107086752.

The previous prime is 116010619. The next prime is 116010667. The reversal of 116010661 is 166010611.

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

It can be written as a sum of positive squares in 2 ways, for example, as 36978561 + 79032100 = 6081^2 + 8890^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116010661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116010667) 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, 4461936 + ... + 4461961.

It is an arithmetic number, because the mean of its divisors is an integer number (31233643).

Almost surely, 2^116010661 is an apocalyptic number.

It is an amenable number.

116010661 is a deficient number, since it is larger than the sum of its proper divisors (8923911).

116010661 is an equidigital number, since it uses as much as digits as its factorization.

116010661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8923910.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 116010661 is about 10770.8245273981. The cubic root of 116010661 is about 487.7148363640.

The spelling of 116010661 in words is "one hundred sixteen million, ten thousand, six hundred sixty-one".