116518005 has 12 divisors (see below), whose sum is σ = 201964620. Its totient is φ = 62142912.

The previous prime is 116517953. The next prime is 116518007. The reversal of 116518005 is 500815611.

116518005 is a `hidden beast` number, since 1 + 1 + 651 + 8 + 0 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 42850116 + 73667889 = 6546^2 + 8583^2 .

It is not a de Polignac number, because 116518005 - 2¹⁸ = 116255861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116518005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116518007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1294600 + ... + 1294689.

It is an arithmetic number, because the mean of its divisors is an integer number (16830385).

Almost surely, 2^116518005 is an apocalyptic number.

116518005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116518005 is a deficient number, since it is larger than the sum of its proper divisors (85446615).

116518005 is a wasteful number, since it uses less digits than its factorization.

116518005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2589300 (or 2589297 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The square root of 116518005 is about 10794.3506057567. The cubic root of 116518005 is about 488.4247692928.

The spelling of 116518005 in words is "one hundred sixteen million, five hundred eighteen thousand, five".