116643701 has 4 divisors (see below), whose sum is σ = 116671212. Its totient is φ = 116616192.

The previous prime is 116643691. The next prime is 116643719. The reversal of 116643701 is 107346611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 107346611 = 239 ⋅449149.

It can be written as a sum of positive squares in 2 ways, for example, as 38763076 + 77880625 = 6226^2 + 8825^2 .

It is a cyclic number.

It is not a de Polignac number, because 116643701 - 2¹⁸ = 116381557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116643781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5900 + ... + 16373.

It is an arithmetic number, because the mean of its divisors is an integer number (29167803).

Almost surely, 2^116643701 is an apocalyptic number.

It is an amenable number.

116643701 is a deficient number, since it is larger than the sum of its proper divisors (27511).

116643701 is an equidigital number, since it uses as much as digits as its factorization.

116643701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27510.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 116643701 is about 10800.1713412334. The cubic root of 116643701 is about 488.6003386586.

The spelling of 116643701 in words is "one hundred sixteen million, six hundred forty-three thousand, seven hundred one".