116011605 has 16 divisors (see below), whose sum is σ = 186281280. Its totient is φ = 61651968.

The previous prime is 116011603. The next prime is 116011607. The reversal of 116011605 is 506110611.

It is an interprime number because it is at equal distance from previous prime (116011603) and next prime (116011607).

It is not a de Polignac number, because 116011605 - 2¹ = 116011603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116011601) 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, 9420 + ... + 17909.

It is an arithmetic number, because the mean of its divisors is an integer number (11642580).

Almost surely, 2^116011605 is an apocalyptic number.

116011605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116011605 is a deficient number, since it is larger than the sum of its proper divisors (70269675).

116011605 is a wasteful number, since it uses less digits than its factorization.

116011605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27620.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 116011605 is about 10770.8683493950. The cubic root of 116011605 is about 487.7161592354.

The spelling of 116011605 in words is "one hundred sixteen million, eleven thousand, six hundred five".