116281512 has 24 divisors (see below), whose sum is σ = 314929290. Its totient is φ = 38760480.

The previous prime is 116281499. The next prime is 116281519. The reversal of 116281512 is 215182611.

116281512 is a `hidden beast` number, since 11 + 62 + 81 + 512 = 666.

It can be written as a sum of positive squares in only one way, i.e., 114190596 + 2090916 = 10686^2 + 1446^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×116281512² = 27042780066012288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116281519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 807439 + ... + 807582.

Almost surely, 2^116281512 is an apocalyptic number.

116281512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

116281512 is an abundant number, since it is smaller than the sum of its proper divisors (198647778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116281512 is a wasteful number, since it uses less digits than its factorization.

116281512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615033 (or 1615026 counting only the distinct ones).

The product of its digits is 960, while the sum is 27.

The square root of 116281512 is about 10783.3905614143. The cubic root of 116281512 is about 488.0940985792.

The spelling of 116281512 in words is "one hundred sixteen million, two hundred eighty-one thousand, five hundred twelve".