116534385 has 48 divisors (see below), whose sum is σ = 225089280. Its totient is φ = 55288320.

The previous prime is 116534377. The next prime is 116534387. The reversal of 116534385 is 583435611.

116534385 is a `hidden beast` number, since 116 + 534 + 3 + 8 + 5 = 666.

It is not a de Polignac number, because 116534385 - 2³ = 116534377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116534387) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20761 + ... + 25769.

It is an arithmetic number, because the mean of its divisors is an integer number (4689360).

Almost surely, 2^116534385 is an apocalyptic number.

116534385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116534385 is a deficient number, since it is larger than the sum of its proper divisors (108554895).

116534385 is a wasteful number, since it uses less digits than its factorization.

116534385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5078 (or 5075 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 116534385 is about 10795.1093093122. The cubic root of 116534385 is about 488.4476556637.

Adding to 116534385 its reverse (583435611), we get a palindrome (699969996).

The spelling of 116534385 in words is "one hundred sixteen million, five hundred thirty-four thousand, three hundred eighty-five".