116166501 has 16 divisors (see below), whose sum is σ = 187744320. Its totient is φ = 70403760.

The previous prime is 116166499. The next prime is 116166503. The reversal of 116166501 is 105661611.

116166501 is a `hidden beast` number, since 1 + 1 + 6 + 1 + 6 + 650 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (116166499) and next prime (116166503).

It is not a de Polignac number, because 116166501 - 2¹ = 116166499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116166503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195270 + ... + 195863.

It is an arithmetic number, because the mean of its divisors is an integer number (11734020).

Almost surely, 2^116166501 is an apocalyptic number.

116166501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116166501 is a deficient number, since it is larger than the sum of its proper divisors (71577819).

116166501 is a wasteful number, since it uses less digits than its factorization.

116166501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391153 (or 391147 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 116166501 is about 10778.0564574509. The cubic root of 116166501 is about 487.9331251301.

The spelling of 116166501 in words is "one hundred sixteen million, one hundred sixty-six thousand, five hundred one".