116505101 has 4 divisors (see below), whose sum is σ = 117422592. Its totient is φ = 115587612.

The previous prime is 116505089. The next prime is 116505121. The reversal of 116505101 is 101505611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 101505611 = 5407 ⋅18773.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116505101 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 (116505121) 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, 458555 + ... + 458808.

It is an arithmetic number, because the mean of its divisors is an integer number (29355648).

Almost surely, 2^116505101 is an apocalyptic number.

It is an amenable number.

116505101 is a deficient number, since it is larger than the sum of its proper divisors (917491).

116505101 is an equidigital number, since it uses as much as digits as its factorization.

116505101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917490.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 116505101 is about 10793.7528691369. The cubic root of 116505101 is about 488.4067381284.

The spelling of 116505101 in words is "one hundred sixteen million, five hundred five thousand, one hundred one".