116535871 has 4 divisors (see below), whose sum is σ = 121602672. Its totient is φ = 111469072.

The previous prime is 116535869. The next prime is 116535893. The reversal of 116535871 is 178535611.

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

It is a cyclic number.

It is not a de Polignac number, because 116535871 - 2¹ = 116535869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116535871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116535821) 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, 2533366 + ... + 2533411.

It is an arithmetic number, because the mean of its divisors is an integer number (30400668).

Almost surely, 2^116535871 is an apocalyptic number.

116535871 is a deficient number, since it is larger than the sum of its proper divisors (5066801).

116535871 is an equidigital number, since it uses as much as digits as its factorization.

116535871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5066800.

The product of its digits is 25200, while the sum is 37.

The square root of 116535871 is about 10795.1781365571. The cubic root of 116535871 is about 488.4497318181.

The spelling of 116535871 in words is "one hundred sixteen million, five hundred thirty-five thousand, eight hundred seventy-one".